🟢 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

2 Capsule(s) Serving Size
30 Servings
Other Combinations Product Type
50% Evidence Coverage

Supplement Facts — Evidence Check

📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 500mg
Cognizin
250 mg
✅ Within RDA (0.4× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 200mg UL 3500mg
NeuroFactor
100 mg
📊 Market median: 100.0mg (108 products)
Median 100.0mg This product: 100mg
100 mg
📊 Market median: 120.0mg (440 products) 📚 187 studies (Tier A: 1, B: 71)
This product: 100mg

Other Ingredients

Cellulose Silicon Dioxide Dicalcium Phosphate Stearate

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Recommended Use: Take two capsules per day with meals, or as directed by your health care practitioner.

⚠️ Warnings & Precautions

Warning: Consult your health care practitioner before use if you are pregnant or lactating, have chronic kidney failure, or are taking prescription medication, especially blood thinners or anticoagulants.

Keep out of reach of children.

Report any adverse reactions to: (435) 213-4801

🧪 Formulation Notes

Does not contain gluten.

Additional Information

Store at room temperature.

Empowered wellness

For more information, visit ReturnHealthy.com

Product Details

DSLD Entry Date 2024-07-25
Product Type Other Combinations
Form Capsule
DSLD ID 313321
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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