Ultra Strength Hair

product on market Softgel Capsule OLLY 🟢 Safety: 96/100
Brand: OLLY
🟢 96/100

This product looks safe

  • Folate: 200mg is 200.0× the Tolerable Upper Intake Level (1.0mg)
  • 70% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Folate: 200mg is 200.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

1 Softgel(s) Serving Size
30 Servings
Botanical with Nutrients Product Type
70% Evidence Coverage

Supplement Facts — Evidence Check

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
200 mcg DFE (50% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 200.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 200mg UL 1.0mg
5 mcg (208% DV)
✅ 2.1× RDA — within safe limits 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.005mg
3000 mcg (10000% DV)
📊 100.0× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 3.0mg
Iron
0.6 mg (3% DV)
5.5 mg (50% DV)
✅ Within RDA (0.5× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 5.5mg UL 40mg
0.45 mg (50% DV)
✅ Within RDA (0.5× RDA of 0.9 mg) 📚 36 studies (Tier A: 0, B: 11)
RDA 0.9mg This product: 0.45mg UL 10mg
Keratin
150 mg
Amla Fruit Extract
25 mg
21 mg
📊 Market median: 108.0mg (8 products) 📚 9 studies (Tier A: 0, B: 4)
This product: 21mg

Other Ingredients

Rice Bran Oil Gelatin Glycerin Water Beeswax Sunflower Lecithin Iron Oxide Natural flavor

Label Claims — Verification

❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (85% of products) Nutrient (70% of products) Approved Health (4% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Suggested Use: Adults, take 1 softgel with water per day. Swallow whole.

Take with water

⚠️ Warnings & Precautions

Processed in a facility with peanuts that may contain soy, egg, peanuts, tree nuts, milk, fish, shellfish, wheat and sesame.

Take only as directed. Do not exceed suggested use.

If you have a medical condition or are pregnant or nursing, please seek the advice of a qualified health care professional before using.

Not intended for use in children.

Do not use if shrink wrap is torn or missing.

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

🧪 Formulation Notes

Multi-Benefit Blend to support hair strength, health & growth

No synthetic flavors or dyes Gluten free

Head Strong A unique blend of ingredients for oh-so-many benefits. Supports fuller looking hair Protects hair pigment Helps reduce breakage Supports healthy growth Supports strength & resilience

Additional Information

Contents Certified NSF Certified B Corporation

Empty Before Recycling Plastic Bottle Bottle not recyclable unless label removed Plastic Label how2recycle.info

Store in a cool, dry place.

Product Details

UPC / SKU 8 40160 20076 2
DSLD Entry Date 2023-06-22
Product Type Botanical with Nutrients
Form Softgel Capsule
Brand OLLY
DSLD ID 291373
Data Updated 2026-04-11

Research Evidence

872 Research Sources
53 Avg Quality Score
309 Meta Analysis
309 Clinical Trial
111 Rct
71 Systematic Review
55 Guideline
4 Cochrane Review
4 Regulatory Source
2 Other
2 Narrative Review
2 Observational
1 Openfda Safety
A Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014
PubMed DOI Cochrane
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018
PubMed DOI
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020
PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011
PubMed DOI Cochrane
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023
PubMed DOI
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023
PubMed DOI
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009
PubMed DOI
View all evidence for Vitamin D →

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