🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 40% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

2 Capsule(s) Serving Size
15 Servings
Other Combinations Product Type
40% Evidence Coverage

Supplement Facts — Evidence Check

5 mg (294% DV)
📊 3.8× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 5mg UL 100mg
Artichoke Leaf Extract
900 mg
📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 750mg
L-Phenylalanine
500 mg
Coleus forskohlii Root Extract
20 mg

Other Ingredients

Hypromellose Ascorbyl Palmitate Silica

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested Use: Take 2-3 capsules in the morning immediately upon waking on an empty stomach, or as directed by a healthcare practitioner. Do not take more than 3 capsules per day.

⚠️ Warnings & Precautions

Warning: Discontinue use two weeks prior to surgery. Do not use if you have phenylketonuria (PKU).

Do not consume prescription stimulants with Neuro Fuel. Do not use if pregnant, nursing, or under the age of 18. Consult with a healthcare practitioner before taking this or any nutritional supplement if you have or suspect a medical condition, are taking any medications, or other non-Natural Stacks dietary supplements.

Do not use if safety seal is broken or missing.

Keep out of reach of children.

Do not use if pregnant, nursing, or under the age of 18.

🧪 Formulation Notes

Focus & memory support for a better brain

The original CILTEP formula.

Additional Information

Certified Open Source: Scan for ingredient supplier information and 3rd party lab test results.

Store in a cool dry place.

Certified Open Source Full Label Disclosure U.S.A. manufactured in a cGMP certified facility.

Product Details

UPC / SKU 6 73869 56396 4
DSLD Entry Date 2022-09-22
Product Type Other Combinations
Form Capsule
DSLD ID 274242
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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