BioStacks
Best for
Ingredients (10)
Potassium
100%Dose
400 mg
Target
99–500 mg
Form
Standard
Vitamin B-6
100%Dose
3 mg
Target
1.3–25 mg
Form
Premium
Niacin
64%Dose
16 mg
Target
25–500 mg
Form
Standard
Magnesium
100%Dose
100 mg
Target
100–400 mg
Form
Not listed
Vitamin B-12
12%Dose
30 mcg
Target
250–5000 mcg
Form
Budget
Other Ingredients (4)
Natural FlavorsFlavor
Broad regulatory category of flavor constituents derived from natural sources. Composition is proprietary and not disclosed — 'Natural Flavors' can include several hundred different compounds depending on the target flavor profile, including hexane-extracted constituents and proprietary carrier solvents. 'Natural' is a regulatory definition (21 CFR §101.22), not a safety guarantee.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Citric AcidAcidulant
Natural acid derived from citrus fruits
Stevia ExtractSweetener
Zero-calorie natural sweetener extracted from the leaves of Stevia rebaudiana
How to Take It
Take it anytime
No evidence a formula this broad works better at any particular hour. Take it with food — the potassium in it is what makes this kind of product feel nauseating on an empty stomach.
With food
Keep it away from high-oxalate foods like spinach
Space it a couple of hours from Iron and Zinc
On the label
For adults, take approx. 2/3 teaspoon daily to 12 ounces of water. Shake or stir mix.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$16.99
Near the median 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.