Silk During Pregnancy for Skin and Hair: What Actually Helps

Lunelle Team · 13 min read

Quick Answer

Silk pillowcases can genuinely help during pregnancy by reducing friction on skin that is more sensitive than usual and on hair that is changing in texture, volume, or fragility. The strongest evidence is for lower friction and a smoother sleep surface. Silk is not a medical treatment, but as a daily comfort upgrade it is well-suited to the specific challenges pregnancy brings to skin and hair.

Key Takeaways

  • Pregnancy alters skin sensitivity, hair behaviour, and body temperature, all of which affect how you feel against your bedding each night.
  • Silk reduces mechanical friction on hair and skin compared to cotton, which is the most robustly supported benefit in independent textile research.
  • Side sleeping is common throughout pregnancy and means your face and hair spend more hours pressed against your pillow than at any other life stage.
  • Silk is not a treatment for pregnancy skin conditions such as melasma, eczema, or itching rashes. Always speak to your midwife or GP for significant skin concerns.
  • Choose genuine mulberry silk with a clear fibre label, OEKO-TEX certification, and sensible care instructions rather than anything labelled "silky" without disclosure.
  • The same pillowcase supports you through the fourth trimester too, particularly during postpartum hair shedding when strands are at their most fragile.

Pregnancy has a way of making things you never thought twice about feel suddenly important. Your skin may become reactive seemingly overnight. Your hair might grow faster, feel different, or behave in ways it never has before. And your pillow, which you have been sleeping on without incident for years, suddenly feels like it's working against you.

 

 

Whether you are in the early weeks or the final stretch, these changes are not imaginary and they are certainly not trivial. This guide is an honest look at what silk can and can't do for your skin and hair during pregnancy, what the research actually says, and how to choose something worth buying if you decide it's right for you.

Why Pregnancy Changes Your Skin and Hair

The hormonal shifts of pregnancy are significant and wide-ranging. Oestrogen levels rise substantially, which is largely responsible for the fuller, shinier hair many women experience, particularly in the second and third trimesters. With higher oestrogen, hair follicles stay in their growth phase for longer, meaning less daily shedding. The result is more hair, often with a different texture or wave pattern than you are used to.

The American Academy of Dermatology notes that pregnancy can increase hair volume and growth due to hormonal changes, while postpartum shedding is a separate and common phase that typically occurs as hormone levels normalise after birth. (American Academy of Dermatology, Dermatologist-Approved Pregnancy Skin Care)

Skin changes are equally common. Increased blood flow can make skin more reactive, more easily flushed, and more prone to feeling tight, itchy, or dry. Some women experience hyperpigmentation in the form of melasma, which appears as patches of darker colouring on the face. Acne can appear or worsen even in women who have never been prone to it. Stretch marks may develop as skin stretches to accommodate growth.

Cleveland Clinic notes that increased blood flow during pregnancy can make skin more sensitive and more easily irritated, and that pregnancy commonly brings extra sensitivity, itching, sweat build-up, and friction-related discomfort. (Cleveland Clinic, Pregnancy Rashes: Types, Causes and Treatment)

None of this means that something's wrong. These are normal responses to a remarkable physical process. But they do mean that those things which never usually cross your mind, touching your skin and hair for seven or eight hours a night deserve a little more thought than usual.

The Problem Your Skincare Routine Cannot Fully Solve

When skin becomes more sensitive, the instinctive response is to upgrade the routine. A richer moisturiser with an exotic sounding Korean name. A fragrance-free cleanser which swears that it's never harmed a rabbit. A gentler retinol alternative... Basically a small beautician's arrangement on the nightstand. All of that can be sensible..a little neurotic perhaps. But most skincare routines address what goes onto skin, not what rubs against it for hours while you sleep.

Side sleeping is common from around mid-pregnancy onwards, particularly from the second trimester, as lying on the back becomes less comfortable and is generally not recommended. This means one cheek, one ear, and a significant portion of your hair spend a long time pressed against a single surface each night. That surface can sometimes be doing everything in it's power to undo, without apology, what your expensive Korean cosmetics had promised.

A review published in Aesthetic Surgery Journal found that compression, shear, and stress forces act on facial skin during side and stomach sleeping, contributing to sleep lines. The researchers noted that the sleep surface plays a role in the mechanical stress applied to facial skin overnight. (Aesthetic Surgery Journal, Sleep Wrinkles: Facial Aging and Facial Distortion During Sleep)

Cotton is a short-staple woven fibre. It has a slightly rough surface at a microscopic level, which creates friction when hair and skin move against it. This friction matters more when skin is more sensitive than usual and when hair is in a different hormonal state. Doing a thorough bedtime routine only to have your pillow quietly work against it overnight is a genuinely frustrating cycle.

Nine months of side sleeping means thousands of hours of contact between your face and your pillowcase. What that surface is made of is not a trivial question.

What Silk Actually Does Differently

Silk vs. satin: a distinction that matters

Before discussing benefits, it is worth clearing up the most common confusion in this category. Silk is a natural fibre, produced as a long continuous filament by the silkworm. Satin is a weave structure, not a fibre. A satin pillowcase could be made from silk, polyester, rayon, or nylon. The smoothness you feel when you pick up a "satin" pillowcase tells you about the weave, not what the fabric is made from.

A synthetic satin can still be smoother than cotton and may reduce friction to some extent. But genuine silk combines a smooth filament structure with natural properties that synthetics simply can't replicate, including breathability and moisture behaviour. The fibre content label is the thing to read, not the marketing description. For a deeper look at this distinction, see our guide to charmeuse vs. satin fabric.

Independent testing by TRI Princeton found lower friction between hair and silk than between hair and cotton, using purpose-built equipment to measure the force required to move a hair tress between fabric surfaces. Their review concluded that the overall evidence supports silk reducing friction-based stress on hair and skin, while noting that hydration-related claims require more research. (TRI Princeton, The Fabric Factor: The Role of Your Pillowcase and Hair Accessories in Hair Care)

The moisture question

You may have read that silk "locks in moisture" for skin and hair. The evidence here is promising but more tentative. TRI Princeton's research suggests silk absorbs less water than cotton, which means it may be less likely to draw moisture away from your skin or hair during the night. Whether this translates into a measurable hydration benefit for most people is less certain, and claims of overnight moisture transformation should be treated with appropriate scepticism. The comfort benefit from a less-absorbent, lower-friction surface is more reliably supported than dramatic hydration claims.

How Silk Helps During Pregnancy: Skin

For pregnant skin, the most honest and best-supported case for silk is comfort and reduced friction, rather than treatment of any skin condition. This distinction matters and deserves a moment.

If you are experiencing significant itching, a spreading rash, or sudden marked skin changes during pregnancy, those are conversations for your GP or midwife, not a bedding upgrade. The American College of Obstetricians and Gynecologists notes that some pregnancy-specific skin conditions can be intensely itchy and require proper medical evaluation. A silk pillowcase is not a substitute for that.

The American College of Obstetricians and Gynecologists highlights that several pregnancy-specific dermatological conditions can cause significant itching and other symptoms that warrant clinical evaluation. Skin changes during pregnancy are common and diverse, and a thorough assessment ensures nothing is missed. (ACOG, Skin Conditions During Pregnancy)

For the more common, day-to-day forms of pregnancy skin sensitivity, however, a smoother sleep surface can make a real practical difference. Skin that feels "grabby" or irritated by rough textures benefits from less friction each night. Sleep creases, which appear because of compression and shear forces on facial skin during side sleeping, may be less pronounced on a lower-friction surface. Hyperpigmentation and melasma are not caused by pillowcases, but reducing unnecessary mechanical stress on already-sensitive areas is sensible skincare logic.

There is also a fabric additives angle worth knowing about. DermNet notes that textile reactions are often caused not by the fibre itself, but by finishing resins, dyes, glues, and other chemical treatments applied during manufacturing. When pregnancy heightens ingredient awareness generally, this is a reasonable thing to consider in bedding as well as in skincare. OEKO-TEX STANDARD 100 certification means a finished textile has been independently tested for a range of potentially harmful substances, with stricter criteria applied to products intended for direct skin contact. It is a practical reassurance rather than just another marketing badge.

DermNet notes that textile contact reactions are frequently caused by finishing chemicals, dyes, and resins rather than the base fibre itself. For sensitive or reactive skin, the processing and additives used in a fabric's production can matter as much as the fibre type. (DermNet, Textile Contact Dermatitis)

How Silk Helps During Pregnancy: Hair

Pregnancy hair changes are real, varied, and sometimes surprising. Some women find their hair grows faster and feels thicker and more lustrous. Others notice a change in curl pattern or texture. Some experience dryness or oiliness that was not there before. These shifts are driven primarily by oestrogen and progesterone, not by anything you are doing wrong, and they do not follow a single predictable script.

What silk can help with here is reducing the mechanical stress that builds up overnight. From a hair science perspective, repeated friction against a rough surface causes cuticle damage and protein loss over time. Hair that is already in a different state, whether that is finer, more porous, or more voluminous than usual, can be more vulnerable to this kind of cumulative abrasion.

Reviews of hair cosmetics and grooming research note that friction is a well-documented contributor to hair fibre damage and protein loss, and that reducing friction helps limit mechanical stress on the hair shaft over time. (PMC / NIH, Hair Cosmetics: An Overview)

For practical purposes, sleeping on silk can mean fewer tangles in the morning, less frizz for those with wavy or curly hair, and less breakage for hair that is coloured, chemically treated, or has extensions. These are not dramatic transformation claims. They reflect what happens when a lower-friction surface replaces a rougher one over many nights of sleep.

A few small overnight habits that work well alongside a silk pillowcase during pregnancy: sleep with hair loosely plaited rather than tied tightly, which reduces tension at the root while you sleep; use a silk hair tie or scrunchie rather than an elastic one; consider a silk bonnet or cap if your hair is very long or very textured. None of these are essential, but together they reduce the overnight friction load considerably. See our dedicated guide on silk pillowcases for hair for more detail.

Silk does not promise transformation. It removes a source of damage that was quietly happening every single night, for years before you noticed it.
Lunelle Pick

Skin Sensitivity During Pregnancy Deserves a Gentler Pillowcase

The problem: Pregnancy skin is frequently more reactive, more easily irritated by friction, and more sensitive to the mechanical compression of side sleeping. Standard cotton pillowcases have a woven texture that creates drag against both skin and hair across every night of a nine-month-plus journey.

The solution: A pillowcase that is genuinely gentle, night after night.

Lunelle 22 Momme Silk Pillowcase Set of 2, White

Lunelle's pillowcases are made from 100% Grade 6A mulberry silk and carry OEKO-TEX STANDARD 100 certification, which means the finished textile has been independently tested for harmful substances. For pregnancy, when ingredient-consciousness is at a peak and skin contact products deserve scrutiny, this certification provides practical reassurance beyond a marketing description. The charmeuse weave creates a smooth, low-friction surface that feels noticeably different from cotton from the very first night.

  • 100% Grade 6A mulberry silk
  • 22 momme weight for the ideal balance of softness and durability
  • Charmeuse weave for a smooth, low-friction surface
  • OEKO-TEX certified, free from harmful chemicals
  • Envelope closure
  • Machine washable
  • 60-night guarantee
Shop Now →

Temperature, Night Sweats, and Sleep Comfort

Feeling warmer than usual is one of the most commonly reported physical changes in pregnancy. Increased blood flow, raised metabolic rate, and hormonal fluctuation all contribute. Night sweats are not unusual, and they tend to peak in the first trimester and again close to term for many women.

Synthetic fabrics, including polyester satin, can trap body heat and create a clammy feeling against warm skin. Natural silk is breathable, which means air can move through the weave more freely. It does not have the active cooling properties of some technical sportswear fabrics, but it sits at a neutral temperature rather than retaining heat, which makes a meaningful difference when you are already sleeping warmer than usual.

The comfort dimension is worth taking seriously in its own right. A pregnancy is long. Good sleep is genuinely hard to come by as the months progress, between physical discomfort, the need for frequent bathroom trips, and the mental load of everything that is changing. Anything that makes the sleep surface itself less of an obstacle is worth considering not as a luxury but as a practical investment in rest.

Silk and the Fourth Trimester

One thing that rarely gets mentioned is the months that come after. The fourth trimester, roughly the first twelve weeks postpartum, brings its own set of physical changes, and many of them are directly relevant here.

Postpartum hair shedding is very common. As oestrogen levels drop after birth, hair follicles that had been staying in their growth phase begin to shed simultaneously. The result is often dramatic hair loss, typically appearing between two and four months after delivery. This is temporary and normal, but it means hair is at its most fragile during exactly this period.

The American Academy of Dermatology explains that postpartum hair shedding is largely hormone-driven telogen effluvium, where hair that was held in the growth phase during pregnancy sheds in the weeks and months following birth. This phase typically resolves on its own. (American Academy of Dermatology, Hair Loss in New Mums)

A silk pillowcase does not prevent postpartum shedding, which is hormonal and beyond what any fabric can address. But it does reduce the additional breakage that comes from friction against strands that are already fragile. Keeping the pillowcase you bought during pregnancy in active use through the postpartum months means it is doing its most useful work at the point when hair needs the most protection from unnecessary mechanical stress.

Postpartum skin can also go through significant changes, including hormonal acne, dryness, and increased sensitivity. The same logic that makes silk helpful during pregnancy applies in the months after it.

The pillowcase you buy for pregnancy does not stop being useful at birth. The fourth trimester is when hair is at its most fragile, and the gentlest surface matters most.

Silk as a Pregnancy Gift

If you are reading this not for yourself but because you want to give something genuinely thoughtful to a pregnant friend or partner, a silk pillowcase is one of the few gifts that is both beautiful and practically useful at a time when comfort matters enormously. It is used every single night, it does not take up space or require assembly, and it is the kind of thing most people would not buy for themselves but immediately appreciate once they have it.

For baby shower ideas and curated silk gift options, see our silk spa set gift ideas guide.

How to Choose a Silk Pillowcase During Pregnancy

Not everything sold as silk is silk. And not all silk is equal. Here is what to look for when buying for pregnancy use specifically.

Fibre content and grading

The label should state 100% mulberry silk. Mulberry silk, produced by Bombyx mori silkworms fed exclusively on mulberry leaves, is the highest quality and most consistent type. Grade 6A refers to the quality grading of the raw silk, with 6A being the highest available. A product that claims silk without disclosing the type or grade is worth approaching with caution. For a full explanation, see our guide to what is mulberry silk.

Momme weight

Momme (abbreviated mm) is the unit used to measure the weight and density of silk fabric, in the same way that thread count describes cotton. A higher momme count generally means a heavier, more durable fabric. For pillowcases, 22 momme is considered the sweet spot: substantial enough to hold up to regular washing and use, light enough to remain breathable and soft. 30 momme is a premium option with increased durability. For a full explanation of what this means in practice, see our guides to what is momme silk and momme count in silk explained.

Weave type

Charmeuse is the most common weave for silk pillowcases and the one most associated with the smooth, low-friction surface you are looking for. It has a satin-side finish on one face and a matte finish on the reverse.

Certifications and chemical safety

OEKO-TEX STANDARD 100 certification means the finished textile has been tested for a wide range of harmful substances by an independent body. The standard uses stricter limits for products with higher levels of direct skin contact. For pregnancy, this is a meaningful reassurance that goes beyond label wording. Avoid products that make vague chemical-free claims without backing them up with a verifiable third-party standard.

Closure type

An envelope closure is gentler than a zip closure for facial skin, as there is no hard metal edge that can press against skin during sleep. This is a small but practical detail worth checking.

Care and washability

A pillowcase that cannot be washed regularly is not a practical option during pregnancy, when skin may be oilier or sweatier than usual. Look for machine washable silk or clear hand-washing instructions. Cleveland Clinic recommends washing pillowcases roughly weekly as a baseline, more frequently if you sweat heavily, have reactive skin, or use rich overnight products. See our full guide to how to wash silk properly. When pregnant and more sensitive to smells, using a fragrance-free, gentle detergent is particularly worthwhile.

Cleveland Clinic recommends changing bed sheets every one to two weeks and washing pillowcases weekly as a sensible baseline, particularly for those who sweat more, have acne-prone skin, or use heavy overnight skincare products. (Cleveland Clinic, How Often Should You Wash Your Bed Sheets?)

Pregnancy Skin and Hair Changes: How Silk Compares to Cotton

Pregnancy Change How Silk Helps Cotton Comparison
Sensitive, reactive skin
Increased skin sensitivity due to hormonal changes and higher blood flow
Silk's smooth charmeuse surface reduces drag and friction against sensitive facial skin during side sleeping. OEKO-TEX certified silk contains no harmful processing chemicals. Cotton has a woven texture that creates more friction against skin. Standard cotton may also carry finishing chemicals unless specifically certified otherwise.
Hair texture and volume changes
Hair may become fuller, more porous, or alter in curl pattern
Lower friction against the hair shaft means fewer tangles, less frizz, and reduced cuticle damage overnight. Independent testing confirms silk produces significantly less hair friction than cotton. Cotton creates more friction against hair fibres, which can worsen cuticle damage, particularly for hair that is already more porous or in a changed hormonal state.
Night sweats and overheating
Increased body temperature and perspiration throughout pregnancy
Silk is naturally breathable and sits at a neutral temperature rather than retaining body heat, making it more comfortable for warmer sleepers. Cotton breathes reasonably well but can become damp and heavy when wet with perspiration, creating an uncomfortable surface during the night.
Sleep creases and compression marks
Side sleeping increases compression and shear forces on facial skin
A lower-friction surface reduces the mechanical drag on skin during side sleeping, which may help reduce the appearance of temporary morning sleep creases. The textured surface of cotton creates more shear force against facial skin during sleep, which can contribute to more pronounced sleep lines, particularly during extended side sleeping.
Moisture retention
Pregnancy skin may be drier or oilier than usual
Silk absorbs less water than cotton, which may mean it draws less moisture away from skin and hair overnight. Evidence is promising but more tentative than the friction data. Cotton is absorbent, which means it can draw moisture from the surface of skin and hair during the night, potentially leaving both feeling drier by morning.

Your Sleep Surface Matters More During Pregnancy

Lunelle 22 Momme Silk Pillowcase Set of 2, White

Nine months of side sleeping means thousands of hours of contact between your face, your hair, and your pillowcase. Silk's lower friction, natural breathability, and OEKO-TEX certification make it the most considered choice for pregnancy and the months that follow it. The Lunelle 22 Momme Silk Pillowcase is made from 100% Grade 6A mulberry silk and comes with a 60-night guarantee, because we want you to try it properly before you decide.

Why readers choose Lunelle during pregnancy:

  • Genuinely gentle on skin that is more reactive and sensitive during pregnancy
  • Reduces overnight friction on hair that is changing in texture, volume, or fragility
  • Breathable and temperature-neutral for warmer, sweatier pregnancy sleep
  • OEKO-TEX certified: independently tested and free from harmful chemicals
  • Machine washable for easy weekly cleaning during a busy, changing routine
  • 60-night guarantee, free returns if you do not notice the difference
Shop Lunelle Silk Pillowcase →

Frequently Asked Questions

Is a silk pillowcase safe to use during pregnancy?

Yes. As a bedding material, silk is a comfort and friction-reduction choice rather than a medical product with risk factors. The most important thing is to choose well-labelled silk with transparent certifications, such as OEKO-TEX STANDARD 100, which confirms the textile has been tested for harmful substances. For any significant skin concern during pregnancy, including itching, rash, or sudden changes, speak to your GP or midwife rather than relying on a change of bedding.

Can silk help with pregnancy skin sensitivity?

It can help with the friction and mechanical discomfort side of sensitivity. Silk's smooth surface creates less drag against reactive skin during sleep, which may mean less irritation from contact and a more comfortable night. It is not a treatment for pregnancy dermatoses, melasma, eczema, or acne, and should not replace medical care for significant skin conditions.

Is silk better than satin during pregnancy?

Usually yes, if you are comparing genuine silk with synthetic satin. Satin describes a weave structure, not a fibre, and many satin pillowcases are made from polyester or other synthetics. Synthetic satin can reduce friction compared to cotton, but it does not have the same breathability or natural fibre properties as genuine silk. Read the fibre content label rather than the product title. See our guide on charmeuse vs. satin for a full comparison.

Does a silk pillowcase help with pregnancy frizz and tangles?

Yes, this is one of the better-supported practical benefits. Silk produces significantly less friction against hair than cotton, which means less cuticle disruption overnight. For wavy and curly hair, which may have changed during pregnancy, this can translate into fewer tangles and less frizz in the morning without any additional product.

Will silk stop postpartum hair shedding?

No. Postpartum hair shedding is a hormonal process: the hair that stayed in its growth phase throughout pregnancy begins shedding after birth as oestrogen levels drop. This is normal and typically temporary. Silk cannot prevent this shedding, but it can reduce additional breakage from friction on already-fragile strands, which makes it worth keeping in use through the fourth trimester.

How often should a silk pillowcase be washed during pregnancy?

Weekly washing is a sensible baseline, or more frequently if you are perspiring heavily, dealing with breakouts, or using rich overnight skincare. Follow the care label closely. If you are more sensitive to scents during pregnancy, use a fragrance-free, gentle detergent. Our guide to washing silk properly covers everything you need to know.

What momme weight is best for a pregnancy silk pillowcase?

22 momme is the most practical choice: it is durable enough to withstand regular washing, soft and light enough to feel genuinely comfortable, and the most widely available quality standard. 30 momme is a heavier, more durable option for those who want a longer-lasting pillowcase. Anything below 19 momme tends to feel thin and is less likely to hold up well over time. See our guide to momme silk for the full picture.

Can silk help with pregnancy acne?

Indirectly, it may help by reducing friction against affected skin and by being less absorbent than cotton, meaning it does not hold excess oils and products against the face for as long. However, for active pregnancy acne, your skincare routine and dermatologist's guidance matter far more than your pillowcase. Silk is a supportive choice, not a primary treatment.

Is silk helpful for hyperpigmentation or melasma during pregnancy?

Silk does not treat or prevent hyperpigmentation or melasma, which are caused by hormonal changes and UV exposure rather than by friction. However, for skin that is already showing pigmentation changes and is more sensitive than usual, a gentler contact surface during sleep is a sensible complement to a careful skincare routine. Avoid unnecessary mechanical irritation on affected areas and consult your dermatologist for any treatment options.

What is the difference between 22 momme and 30 momme silk for pregnancy?

Both are suitable. 22 momme is lighter, slightly more breathable, and very well suited to the warmth that often accompanies pregnancy. 30 momme is heavier and more durable, which some people prefer for longevity, but it runs slightly warmer. If you tend to sleep hot, 22 momme is the better starting point. See our comparison of the 30 momme silk pillowcase for more detail.

Can silk pillowcases help with eczema or very dry skin during pregnancy?

Some people with sensitive or eczema-prone skin find silk more comfortable because it is smooth, breathable, and free from the rough texture of woven cotton. Clinical evidence for silk as a therapeutic intervention in eczema is mixed, and major studies have not shown strong objective benefit. Silk should be considered a comfort and friction-reduction choice, not a medical treatment. For eczema that worsens during pregnancy, proper medical guidance is essential. For those interested in this topic further, see our article on silk bedding for sensitive skin conditions.

Does silk help with pregnancy night sweats?

Silk is breathable and temperature-neutral rather than heat-retaining, which makes it more comfortable for warmer sleepers. It is not a cooling fabric in the technical sense, but it does not trap heat the way synthetic materials can. For pregnancy night sweats, which are common particularly in the first and third trimesters, a breathable natural fibre is a sensible choice.

Is a silk pillowcase worth buying just for pregnancy?

It is worth buying if friction, frizz, skin sensitivity, and sleep comfort are concerns, which they are for many pregnant women. But the investment makes even more sense when you consider that the same pillowcase continues to be useful postpartum, through the hair-shedding phase, and beyond. It is not a single-use purchase.

What should I look for on a silk pillowcase label during pregnancy?

Look for: 100% mulberry silk stated clearly as the fibre content; momme weight (22mm or 30mm); Grade 6A quality designation; OEKO-TEX STANDARD 100 certification; clear care instructions; and an envelope or other soft closure rather than a zip. Avoid products that describe themselves as "silky" or "silk-feel" without disclosing the actual fibre content. See our guide on signs of low-quality silk for a full checklist.

When should I replace my silk pillowcase?

A well-cared-for silk pillowcase at 22 momme or above should last one to two years with weekly washing. Signs it needs replacing include visible pilling, thinning, or loss of its characteristic sheen. See our guide on when to replace a silk pillowcase for more detail.

Explore more guides in our Skin, Beauty & Sleep collection.

Sources and References

  1. American Academy of Dermatology. Dermatologist-approved pregnancy skin care. aad.org
  2. American College of Obstetricians and Gynecologists. Can I sleep on my back when pregnant? acog.org
  3. American College of Obstetricians and Gynecologists. Skin conditions during pregnancy. acog.org
  4. Trüeb RM. Hair Cosmetics: An Overview. PMC / National Institutes of Health. pmc.ncbi.nlm.nih.gov
  5. Anson G, Kane MAC, Lambros V. Sleep Wrinkles: Facial Aging and Facial Distortion During Sleep. Aesthetic Surgery Journal. 2016. academic.oup.com
  6. Cleveland Clinic. Pregnancy Rashes: Types, Causes and Treatment. clevelandclinic.org
  7. National Institute of Standards and Technology (NIST). A study of silk waste used for cartridge-bag cloth, with an appendix on the general classification of waste silk. nvlpubs.nist.gov
  8. TRI Princeton. The Fabric Factor: The Role of Your Pillowcase and Hair Accessories in Hair Care. triprinceton.org
  9. TRI Princeton. Everyone is Talking About: Silk Pillowcases. triprinceton.org
  10. DermNet. Textile contact dermatitis. dermnetnz.org
  11. Cleveland Clinic. Why You Get Hot Flashes During Pregnancy. clevelandclinic.org
  12. Federal Trade Commission. Apparel and Labeling. ftc.gov
  13. Cleveland Clinic. How Often Should You Wash Your Bed Sheets? clevelandclinic.org
  14. American Academy of Dermatology. Hair loss in new moms: Dermatologist tips. aad.org
  15. NIHR Evidence. Silk clothing for children does not reduce objective measures of eczema severity. evidence.nihr.ac.uk

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