Skin, Hair & Nails by Natrol — Ingredients, Evidence & Safety

🟢 100/100

This product looks safe

No ingredients exceed tolerable upper intake levels
72% of ingredients have research evidence

A Label Compliance Grade

Product Label

📄 Open Full PDF View on NIH DSLD →

📸

Have a supplement label? Find it here.

Upload a photo of any supplement label to search our database of 92,312 products.

Label Data

1 Capsule(s) Serving Size

60 Servings

Other Combinations Product Type

72% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A

751 mcg (80% DV)

Vitamin C

100 mg (110% DV)

Vitamin D3

20 mcg (100% DV)

✅ 1.3× RDA — within safe limits 📚 604 studies (Tier A: 16, B: 251)

RDA 0.015mg This product: 0.02mg UL 0.1mg

Vitamin E

12.91 mg (90% DV)

✅ Within RDA (0.9× RDA of 15 mg) 📚 177 studies (Tier A: 3, B: 90)

RDA 15mg This product: 12.91mg UL 1000mg

Vitamin B1

10 mg (830% DV)

📊 8.3× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)

RDA 1.2mg This product: 10mg

Vitamin B2

10 mg (770% DV)

📊 7.7× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)

RDA 1.3mg This product: 10mg

Vitamin B6

20 mg (1180% DV)

📊 15.4× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)

RDA 1.3mg This product: 20mg UL 100mg

Vitamin B12

50 mcg (2080% DV)

📊 20.8× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)

RDA 0.0024mg This product: 0.05mg

Biotin

5000 mcg (16670% DV)

📊 166.7× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)

RDA 0.03mg This product: 5.0mg

Zinc

8 mg (70% DV)

✅ Within RDA (0.7× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 8mg UL 40mg

Copper

2 mg (220% DV)

✅ 2.2× RDA — within safe limits 📚 36 studies (Tier A: 0, B: 11)

RDA 0.9mg This product: 2mg UL 10mg

Manganese

2 mg (90% DV)

✅ Within RDA (0.9× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews

RDA 2.3mg This product: 2mg UL 11mg

L-Cysteine Hydrochloride

25 mg

📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)

This product: 25mg

Collagen

25 mg

📊 Market median: 20.0mg (931 products) 📚 233 studies (Tier A: 1, B: 90)

This product: 25mg

Lutein

10 mg

📊 Market median: 10.0mg (105 products) 📚 1 studies (Tier A: 0, B: 1)

This product: 10mg

Alpha-Lipoic Acid

10 mg

📊 Market median: 200.0mg (198 products) 📚 6 studies — no high-quality reviews

This product: 10mg

Hyaluronic Acid

5 mg

📊 Market median: 100.0mg (173 products)

Median 100.0mg This product: 5mg

Horsetail Extract

3 mg

📊 Market median: 108.0mg (8 products) 📚 9 studies (Tier A: 0, B: 4)

This product: 3mg

Other Ingredients

Rice, Powder Gelatin Microcrystalline Cellulose Sodium Alginate Silicon Dioxide Gum Arabic Maltodextrin Pea Starch Dicalcium Phosphate Magnesium Stearate Hypromellose Ethylcellulose Rosemary Extract Starch Sucrose

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (76% of products) Nutrient (58% of products)

Target Groups

Adult (18 - 50 Years) Dairy Free

Product Information

📋 Directions for Use

Directions: Take 1 capsule, one time daily, with a meal.

Only one per day

⚠️ Warnings & Precautions

Contains: Soy

Keep out of reach of children.

Warning: Consult your healthcare professional prior to use if you have or suspect a medical condition, are taking prescription drugs, or are pregnant or lactating.

🧪 Formulation Notes

No: Milk, egg, fish, crustacean shellfish, tree nuts, peanuts, wheat, yeast, artificial colors, flavors or preservatives

Revitalized skin Nourishes, hydrates and protects skin with lutein, collagen, hyaluronic acid, ALA and vitamins A, C and E to keep skin looking younger longer. Strong hair & nails Strengthens and enhances healthy hair and nail growth with 5,000 mcg of biotin plus horsetail for structural support. Just one per day Unlike many other hair, skin and nails products, which can require up to 3 pills per serving, Natrol Skin, Hair & Nails provides a robust blend of beauty ingredients and exceptional value in the ease of just one pill per day.

Advanced beauty Improves skin elasticity & hydration Supports healthy hair & strong nails

Skin, Hair & Nails plus collagen, hyaluronic acid, ALA & more

An advanced beauty blend

Natrol Skin, Hair & Nails contains a unique blend of ingredients known for their beauty benefits. 10 mg of lutein per day is clinically proven to improve skin elasticity and hydration 5,000 mcg of biotin the "beauty vitamin," promotes healthy hair and strong nails Collagen and hyaluronic acid help keep skin firm and hydrated ALA and vitamins A, C and E help protect against damage from pollution and harmful UV rays The science of beauty combined with natural ingredients to keep you looking and feeling your best.

Additional Information

Store in a cool, dry place.

Product Details

DSLD Entry Date 2024-02-22

Product Type Other Combinations

Form Capsule

Brand Natrol

DSLD ID 306535

Data Updated 2026-04-11

Research Evidence

337 Research Sources

54 Avg Quality Score

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 Cochrane

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 Cochrane

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 Cochrane

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 Cochrane

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 Cochrane

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 →