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Hair, Skin and Nails Plus

product on market Capsule Douglas Laboratories Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 42% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Vitamins A and C, along with essential minerals like iron and magnesium, support collagen synthesis and cellular health. Strong research evidence supports these nutrients in maintaining skin and nail integrity. The overall evidence coverage for this specific formulation is limited.

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

Label

Product Label

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

Label Data

2 Capsule(s)
Serving Size
50
Servings
Other Combinations
Product Type
42%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
2250 mcg (250% DV)
62.5 mg (69% DV)
Within RDA (0.7× RDA) 250 studies (A:6, B:97)
Calcium
80 mg (6% DV)
Iron
7.5 mg (42% DV)
55 mg (13% DV)
Within RDA (0.1× RDA) 316 studies (A:8, B:159)
7.5 mg (68% DV)
Within RDA (0.7× RDA) 263 studies (A:6, B:134)
5 mg (217% DV)
2.2× RDA — within safe limits 9 studies — no high-quality reviews
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
37.5 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
Market median: 108.0mg (8 products) 9 studies (A:0, B:4)
Lecithin
100 mg
Gelatin
75 mg

Other Ingredients

Gelatin Microcrystalline Cellulose Vegetable Stearate Silica Magnesium Silicate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Usage: As a dietary supplement, adults take 2 capsules daily with food or as directed by your health professional.

Warnings & Precautions

Warning: If you are pregnant, nursing, have any health condition or taking any medication, consult your healthcare professional before using this product.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of the reach of children. In case of accidental overdose, call a doctor or poison control center immediately.

Use only if safety seal is intact.

Contains: Soy

Formulation Notes

Gluten-free, Non-GMO

Nutrient support for healthy hair, skin and nails

Additional Information

Store in a cool, dry place.

Contents may not fill package in order to accommodate required labeling. Please rely on stated quantity. Scan to learn about our manufacturing excellence

Metadata

Product Details

UPC / SKU3 10539 01497 4
DSLD Entry Date2020-08-23
Product TypeOther Combinations
FormCapsule
BrandDouglas Laboratories
DSLD ID233003
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.