Ultra NourishHair
90/100
This product looks safe
- Contains proprietary blend — exact ingredient amounts not disclosed
- 76% of ingredients have research evidence
A
Label Compliance Grade
Product Label
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Safety Alerts
ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed
Label Data
2 Caplet(s)
Serving Size
30
Servings
Other Combinations
Product Type
76%
Evidence Coverage
Supplement Facts — Evidence Check
Vitamin A
1000 IU
(20% DV)
Vitamin C
60 mg
(100% DV)
30 IU
(100% DV)
✅ 1.3× RDA — within safe limits
📚 177 studies (Tier A: 3, B: 90)
1.5 mg
(100% DV)
✅ 1.2× RDA — within safe limits
📚 76 studies (Tier A: 0, B: 33)
1.7 mg
(100% DV)
✅ 1.3× RDA — within safe limits
📚 12 studies (Tier A: 0, B: 1)
20 mg
(100% DV)
✅ 1.4× RDA — within safe limits
📚 193 studies (Tier A: 5, B: 63)
4 mg
(200% DV)
📊 3.1× RDA — above typical dose (UL: 100 mg)
📚 113 studies (Tier A: 3, B: 35)
200 mcg
(50% DV)
✅ Within RDA (0.5× RDA of 0.4 mg)
📚 225 studies (Tier A: 10, B: 105)
6 mcg
(100% DV)
✅ 2.5× RDA — within safe limits
📚 138 studies (Tier A: 1, B: 44)
1200 mcg
(400% DV)
📊 40.0× RDA — above typical dose
📚 26 studies (Tier A: 0, B: 11)
20 mg
(200% DV)
📊 4.0× RDA — above typical dose
📚 1 studies — no high-quality reviews
50 mcg
(33% DV)
✅ Within RDA (0.3× RDA of 0.15 mg)
📚 243 studies (Tier A: 4, B: 133)
40 mg
(10% DV)
📊 Market median: 4002.0mg (1 products)
📚 20 studies (Tier A: 0, B: 2)
30 mg
(200% DV)
✅ 2.7× RDA — within safe limits
📚 258 studies (Tier A: 6, B: 134)
2 mg
(100% DV)
✅ 2.2× RDA — within safe limits
📚 36 studies (Tier A: 0, B: 11)
📊 Market median: 500.0mg (180 products)
📚 5 studies (Tier A: 0, B: 1)
500 mg
📊 Market median: 1000.0mg (2 products)
250 mcg
📊 Market median: 125.0mg (294 products)
📚 36 studies (Tier A: 1, B: 7)
3 mg
📊 Market median: 3.0mg (58 products)
📚 2 studies — no high-quality reviews
1 mg
📊 Market median: 108.0mg (8 products)
📚 9 studies (Tier A: 0, B: 4)
50 mcg
📊 Market median: 550.0mg (217 products)
📚 29 studies (Tier A: 0, B: 5)
Other Ingredients
Cellulose
Titanium Dioxide
Vegetable Acetoglycerides
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (99% of products)
Structure/Function (76% of products)
Nutrient (58% of products)
Target Groups
Adult Female (18 - 50 Years)
Gluten Free
Sugar Free
Product Information
📋 Directions for Use
Directions: As a dietary supplement, take two caplets daily.
⚠️ Warnings & Precautions
Contains: Milk.
Keep out of reach of children.
🧪 Formulation Notes
No sugar, no starch, no artificial colors, no artificial flavors, no preservatives, no wheat, gluten free, no corn, yeast free.
1200 mcg of biotin
Contains: Milk.
Additional Information
Conforms to USP <2091> for weight. Meets USP <2040> disintegration.
Advanced nutrition for beautiful hair Supports the structural foundation of strong, healthy hair
Code 299611 JRG
Store in a cool, dry place.
Product Details
UPC / SKU
0 48107 01407 0
DSLD Entry Date
2017-06-23
Product Type
Other Combinations
Form
Other (e.g. tea bag)
Brand
GNC Women's
DSLD ID
75308
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
A
Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less
A
Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection
A
Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis
A
Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age
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
A
Food fortification with multiple micronutrients: impact on health outcomes in general population
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