BioStacks
Ingredients (10)
Caffeine Anhydrous USP
100%Dose
200 mg
Target
100–400 mg
Form
—
Taurine
100%Dose
1000 mg
Target
1000–3000 mg
Form
—
Beta Alanine
100%Dose
3200 mg
Target
3200–6400 mg
Form
—
L-Citrulline
100%Dose
6000 mg
Target
3000–6000 mg
Form
—
L-Tyrosine
100%Dose
1500 mg
Target
500–2000 mg
Form
—
Nutrition
Calories, macros & sodium.
- Sodium40 mg
Other Ingredients
No other ingredients listed
How to Take It
Best taken in the morning
Contains Caffeine, which is stimulating — keep it to the morning. Take it between meals, away from food.
On an empty stomach
Keep it away from protein-heavy meals
On the label
Mix 1 serving (1 scoop) with 8-12 ounces of water and drink 20-30 minutes before exercising. Vary the amount of water to achieve your desired flavor level.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$29.99
Pricier than 87% of 272 vitamin B12 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.