BioStacks
Best for
Ingredients (8)
Citicoline
100%Dose
250 mg
Target
100–500 mg
Form
Premium
Acetyl-L-Carnitine
100%Dose
500 mg
Target
500–2000 mg
Form
—
Ginkgo Biloba
83%Dose
100 mg
Target
120–240 mg
Form
—
Glycerophosphocholine
67%Dose
200 mg
Target
300–1200 mg
Form
Budget
Phosphatidylserine
33%Dose
100 mg
Target
300–800 mg
Form
Budget
Other Ingredients (5)
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Vegetable StearateLubricant
A plant-derived salt of stearic acid (typically magnesium or calcium) used as a tablet lubricant
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
Calcium CarbonateBuffer
Common calcium salt used as a buffering agent, filler, or mineral fortification in supplements
How to Take It
Best taken in the evening
Evening use targets nighttime cortisol; fat-soluble, so take with food.
With food
On the label
Take 2 capsules per day with meals or as directed by your health‑care practitioner.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$148.49
Pricier than 99% of 109 carnitine supplements
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Sources & Scoring
Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).
This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.
The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.