🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 25% of ingredients have research evidence
B Label Compliance Grade

Product Label

📸

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Label Data

3 Veggie Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
25% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 500mg
📊 Market median: 100.0mg (108 products)
Median 100.0mg This product: 125mg
Blueberry extract
50 mg
📊 Market median: 0.15mg (41 products)
Median 0.15mg This product: 0.2mg

Other Ingredients

Dicalcium Phosphate Vegetable Cellulose Magnesium Stearate Silica

Label Claims — Verification

All Other
Qualified Health
Structure/Function
All Other (99% of products) Structure/Function (88% of products) Nutrient (18% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free Sugar Free

Product Information

📋 Directions for Use

DIRECTIONS: As a dietary supplement, take three (3) veggie capsules daily, preferably with meals.

⚠️ Warnings & Precautions

Contains: Soy.

WARNING: Consult your healthcare provider prior to use if you are pregnant, nursing, taking any medication or have any medical condition.

KEEP OUT OF REACH OF CHILDREN.

TAMPER EVIDENT Do not use if outer seal is broken or missing.

🧪 Formulation Notes

Contains: Soy.

gluten free dairy free nut free

Does not contain: Corn, Wheat, Gluten, Sugar, Salt, Dairy, Citrus, Fish, Animal Derivatives, Preservatives, Artificial Colors or Flavors.

Additional Information

Consumption of phosphatidylserine may reduce the risk of cognitive dysfunction in the elderly. Very limited and preliminary scientific research suggests that phosphatidylserine may reduce the risk of cognitive dysfunction in the elderly. FDA concludes that there is little scientific evidence supporting this claim.

Sharp-PS(TM)

specialty

brain memory focus

{veggie capsule} actual size

STORE IN A COOL, DRY PLACE.

Visit www.vitaminshoppe.com or call 1-800-223-1216 for more information and to reorder.

Item No. VS-2827 1776939 CO 3

Product Details

UPC / SKU 7 66536 02827 6
DSLD Entry Date 2014-07-25
Product Type Other Combinations
Form Capsule
DSLD ID 35536
Data Updated 2026-04-11

Research Evidence

80 Research Sources
49 Avg Quality Score
43 Rct
14 Clinical Trial
11 Systematic Review
9 Meta Analysis
2 Regulatory Source
A Propionyl-L-carnitine for intermittent claudication
Meta Analysis The Cochrane database of systematic reviews 2021
A Carnitine supplements for people with chronic kidney disease requiring dialysis
Systematic Review The Cochrane database of systematic reviews 2022
A Acetyl-L-carnitine for patients with hepatic encephalopathy
Meta Analysis The Cochrane database of systematic reviews 2019
A Acetyl-L-carnitine for the treatment of diabetic peripheral neuropathy
Meta Analysis The Cochrane database of systematic reviews 2019
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2012
B L-carnitine for cognitive enhancement in people without cognitive impairment
Meta Analysis The Cochrane database of systematic reviews 2017
B Carnitine for fatigue in multiple sclerosis
Systematic Review The Cochrane database of systematic reviews 2010
B Systematic Review and Meta-analysis on Effect of Carnitine, Coenzyme Q10 and Selenium on Pregnancy and Semen Parameters in Couples With Idiopathic Male Infertility
Meta Analysis Urology 2022
B Effects of Carnitine and Coenzyme Q10 on Sperm Quality and Pregnancy Rates in Men with Unexplained Infertility: A Systematic Review and Network Meta-Analysis
Systematic Review Reproductive sciences (Thousand Oaks, Calif.) 2025
B Efficacy and Effectiveness of Carnitine Supplementation for Cancer-Related Fatigue: A Systematic Literature Review and Meta-Analysis
Meta Analysis Nutrients 2017
View all evidence for Carnitine →

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