BioStacks
Best for
Ingredients (3)
Vitamin B12
100%Dose
2500 mcg
Target
250–5000 mcg
Form
Premium
Folic Acid
100%Dose
1150 mcg
Target
400–800 mcg
Form
Standard
Vitamin B6
40%Dose
10 mg
Target
25–100 mg
Form
Premium
Other Ingredients (8)
XylitolSweetener
A FODMAP sugar alcohol that can cause GI distress (bloating, gas, diarrhea) at moderate doses (>10-20g/day), though supplement amounts are typically small. Extremely toxic to dogs — households with pets should store securely.
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.
Potassium SorbatePreservative
Natural preservative derived from sorbic acid
Citric AcidAcidulant
Natural acid derived from citrus fruits
Purified WaterSolvent
Water meeting USP specifications used as solvent/vehicle in gummies and liquids
Stevia ExtractSweetener
Zero-calorie natural sweetener extracted from the leaves of Stevia rebaudiana
GlycerinHumectant
Sweet-tasting liquid used in soft capsules and liquids
Xanthan GumThickener
Natural thickener from fermented carbohydrates
How to Take It
Best taken in the morning
The Vitamin B12 in it is what pulls this toward the morning. Vitamin B6 is easier on the stomach taken with food.
With food
On the label
As a dietary supplement, hold 1 ml under tongue for two to three minutes before swallowing, one time per day or as directed by your healthcare professional. Shake before use Keep tightly capped and store in a cool, dry place KEEP OUT OF REACH OF CHILDREN If pregnant or breastfeeding, contact your healthcare professional before use
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$30.95
Pricier than 90% of 89 vitamin B6 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. studied 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.