Home/ Supplements/ Vitamin C/ Nails & Hair

Nails & Hair

product on market Capsule Higher Nature 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

Biotin, zinc, and B vitamins are supported by moderate evidence for maintaining healthy hair and nail structures. Vitamin C and pantothenic acid contribute to collagen synthesis and metabolic function. Overall, these ingredients are well-established in nutritional research for supporting integumentary health.

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

Label

Product Label

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

Label Data

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

Supplement Facts — Evidence Check

Vitamin C
100 mg (125% DV)
10 mg (714% DV)
7.7× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
80 mcg (160% DV)
2.7× RDA — within safe limits 27 studies (A:0, B:11)
100 mg (1667% DV)
20.0× RDA — above typical dose 2 studies — no high-quality reviews
6 mg (60% DV)
Within RDA (0.5× RDA) 263 studies (A:6, B:134)
1200 mg
Market median: 20.0mg (931 products) 234 studies (A:1, B:90)
Gamma-Linolenic Acid
40 mg
Methyl Sulphonyl Methane
100 mg
140 mg
Market median: 108.0mg (8 products) 9 studies (A:0, B:4)

Other Ingredients

Hydrolysed Collagen Gelatine Silicon Dioxide Borage Oil powder Vegetable Fat Mixed Tocopherols Vitamin C Calcium Pantothenate Methyl Sulphonyl Methane Magnesium Stearate Zinc Citrate Pyridoxine Hydrochloride D-Biotin
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

DIRECTIONS: Take 4 capsules a day, or as your health professional advises.

Warnings & Precautions

Keep out of reach of children.

Do not exceed recommended daily intake.

Formulation Notes

DOES NOT CONTAIN: sugar, salt, wheat, gluten, yeast, lactose, dairy products, artificial preservatives, colours or flavourings.

collagen, MSM & vitamin formula

Additional Information

This product is not tested on animals.

Charitable organisations policy: supplements regularly donated

Food supplements should not be used as a substitute for a varied and balanced diet and healthy lifestyle.

This bottle has a UV filter.

Ensure lid is tight and store in a cool, dry, steam-free environment as damp conditions can affect the product quality.

Jar {recycle} 1 PET Lid {recycle} 5 PP

~ Biotin and zinc contribute to maintenance of normal hair. ~ Zinc contributes to the maintenance of normal nails.

NAH060 110 NAH-213-07

Metadata

Product Details

UPC / SKU5 031013 103711
DSLD Entry Date2015-01-23
Product TypeOther Combinations
FormCapsule
DSLD ID41271
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 →
Compare

Similar Products

View all Vitamin C products →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.