Prevagen Extra Strength

product on market Capsule Quincy Bioscience 🟢 Safety: 100/100
Brand: Quincy Bioscience
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 Capsule(s) Serving Size
60 Servings
Other Combinations Product Type
50% Evidence Coverage

Supplement Facts — Evidence Check

50 mcg (250% DV)
📊 3.3× RDA — above typical dose (UL: 0.1 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.05mg UL 0.1mg
Apoaequorin
20 mg

Other Ingredients

Microcrystalline Cellulose Vegetable Capsule Maltodextrin Casein Peptones Lactose Magnesium Stearate Modified Corn Starch Salt Soy Peptones Sugar

Label Claims — Verification

❓ Nutrient
❓ 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)

Product Information

📋 Directions for Use

One capsule daily

Suggested use: Take one capsule daily in the morning, with or without food.

Only one capsule per day

⚠️ Warnings & Precautions

Contains: Milk and soy Contains a bioengineered food ingredient.

🧪 Formulation Notes

Improves memory Based on a clinical study of subgroups of individuals who were cognitively normal or mildly impaired. Supports: Healthy brain function Sharper mind Clearer thinking

Prevagen Extra Strength is designed to have twice the apoaequorin as Prevagen Regular Strength. Prevagen Extra Strength is formulated with apoaequorin, which uniquely supports brain function.

Safe and clinically tested ingredient

In a computer-assessed, doubled-blinded, placebo-controlled clinical study, Prevagen improved certain aspects of cognitive function over a 90 day period.

Originally discovered in jellyfish, Prevagen is now produced in a controlled scientific process.

Now with Vitamin D.

Additional Information

60 day supply

Full 60 day supply

Questions? Call 888.565.5385 or visit www.prevagen.com

Product Details

DSLD Entry Date 2023-07-18
Product Type Other Combinations
Form Capsule
Brand Quincy Bioscience
DSLD ID 293710
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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