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Hair, Skin & Nails

product on market Capsule Natural Factors WS WomenSense Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 56% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains vitamins A, C, and E, which provide antioxidant support for skin and cellular health. Thiamine and riboflavin contribute to metabolic processes and energy production. There is strong evidence supporting the role of these essential nutrients in maintaining integumentary health.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Hair, Skin & Nails
Open Full PDF View on NIH DSLD →
Details

Label Data

4 Vegetarian Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
56%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
1500 mcg (167% DV)
Vitamin C
120 mg (133% DV)
20 mg (134% DV)
1.3× RDA — within safe limits 179 studies (A:3, B:90)
2.5 mg (206% DV)
2.1× RDA — within safe limits 76 studies (A:0, B:33)
5 mg (385% DV)
3.8× RDA — above typical dose 13 studies (A:0, B:1)
20 mg (125% DV)
1.4× RDA — within safe limits 196 studies (A:5, B:63)
3 mg (176% DV)
2.3× RDA — within safe limits 114 studies (A:3, B:35)
680 mcg (170% DV)
1.7× RDA — within safe limits 226 studies (A:10, B:105)
100 mcg (4167% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
2500 mcg (8333% DV)
83.3× RDA — above typical dose 27 studies (A:0, B:11)
50 mg (1000% DV)
10.0× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
130 mg (10% DV)
100 mg (24% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
15 mg (136% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
Opextan Olive extract
160 mg
MSM
150 mg
Market median: 1000.0mg (2 products)
L-Cysteine
150 mg
150 mg
Market median: 500.0mg (193 products) 7 studies — no high-quality reviews
Market median: 100.0mg (173 products)
Market median: 108.0mg (8 products) 9 studies (A:0, B:4)
Market median: 260.0mg (249 products) 158 studies (A:4, B:61)
10 mg
Market median: 108.0mg (8 products) 9 studies (A:0, B:4)
1 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews

Other Ingredients

Rice powder Vegetarian Capsule Magnesium Stearate Silica
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Usage: 4 capsules per day or as directed by a health professional.

Warnings & Precautions

Cautions: As with any supplement, consult your health professional before use if you are pregnant, breastfeeding, or trying to conceive, or if you are taking medication, have a medical condition, or anticipate a surgery.

Keep out of the reach of children.

Sealed for your protection. Do not use if seal is broken.

Formulation Notes

WomenSense is a line of products dedicated to helping women reach their full health potential.

The Hair, Skin & Nails formula includes hyabest (S), a special bioavailable and highly purified form of hyaluronic acid produced by a natural and animal-free bacterial fermentation process.

Contains no artificial colors, preservatives, or sweeteners; no dairy, sugar, wheat, gluten, yeast, soy, egg, fish, shellfish, salt, tree nuts, or GMOs.

Suitable for vegetarians.

With bioavailable hyaluronic acid to promote beautiful skin and hair

Non GMO - Gluten free

Additional Information

isura Non-GMO - Mass spec Documentation - Lab tested

The real key to health skin, beautiful hair, and strong nails is building them from the inside out through good nutrition and key dietary supplements.

Hyaluronic acid is a vital structural component of healthy skin. Manufactured by Natural Factors to ensure safety and potency in accordance with Good Manufacturing Practices (GMP) of the FDA and Health Canada.

For freshness, store in a cool, dry place.

R4

Super nutrient formula

Product of Canada Recyclable container and label.

Purity & potency guaranteed

Metadata

Product Details

UPC / SKU0 68958 03533 8
DSLD Entry Date2017-07-25
Product TypeOther Combinations
FormCapsule
BrandNatural Factors WS WomenSense
DSLD ID76195
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
161
Meta Analysis
68
Systematic Review
51
Rct
48
Clinical Trial
2
Other
2
Regulatory Source
1
Narrative Review
1
Cochrane Review
1
Guideline
1
Openfda Safety
A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis
Meta Analysis BMJ (Clinical research ed.) 2011 PubMed DOI
A Fortification of staple foods with vitamin A for vitamin A deficiency
Systematic Review The Cochrane database of systematic reviews 2019 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age
Narrative Review The Cochrane database of systematic reviews 2016 PubMed DOI
A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of sport and health science 2023 PubMed DOI
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
View all evidence for Vitamin A →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.