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Hair Skin Nails Nourishing Complex

product on market Tablet or Pill It Works! Safety: 90/100
90/100

This product looks safe

  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 42% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This complex contains biotin and B vitamins, which have moderate evidence for supporting keratin production in hair and nails. Vitamin C and E provide antioxidant properties to protect skin cells from oxidative stress. Overall, the evidence coverage for this specific formulation is limited.

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

Alerts

Safety Alerts

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Hair Skin Nails Nourishing Complex
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Tablet(s)
Serving Size
30
Servings
Other Combinations
Product Type
42%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
400 mg (667% DV)
60 IU (200% DV)
2.7× RDA — within safe limits 179 studies (A:3, B:90)
4 mg (200% DV)
3.1× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
5000 mcg (1667% DV)
166.7× RDA — above typical dose 27 studies (A:0, B:11)
20 mg (200% DV)
4.0× RDA — above typical dose 2 studies — no high-quality reviews
20 mg (133% DV)
1.8× RDA — within safe limits 263 studies (A:6, B:134)
140 mcg (200% DV)
2.5× RDA — within safe limits 173 studies (A:0, B:67)
4 mg (200% DV)
1.7× RDA — within safe limits 9 studies — no high-quality reviews
Market median: 200.0mg (198 products) 6 studies — no high-quality reviews
MSM
200 mg
Market median: 1000.0mg (2 products)
Gotu Kola extract
120 mg
Proprietary Blend
400 mg

Other Ingredients

Calcium Carbonate Microcrystalline Cellulose Stearic Acid Croscarmellose Sodium Coating Magnesium Stearate Silica
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use Take two tablets daily with a meal. Drink at least 8 glasses of water daily.

Warnings & Precautions

Can I give Hair Skin Nails to my children? Hair Skin Nails is designed for adult use and is not recommended for children. Always consult your pediatrician before giving any supplements to children.

Caution: Consult your physician if you are pregnant, nursing, taking medications, or have a medical condition.

Warning: Keep out of reach of children.

Do not use if tamper evident seal is broken or missing.

Additional Information

Protect from heat, light, and moisture.

Metadata

Product Details

DSLD Entry Date2019-11-21
Product TypeOther Combinations
FormTablet or Pill
BrandIt Works!
DSLD ID208390
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
View all evidence for Vitamin C →
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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.