BioStacks
Best for
Ingredients (7)
Sodium
100%Dose
500 mg
Target
300–1000 mg
Form
—
Potassium
100%Dose
380 mg
Target
99–500 mg
Form
Standard
Pantothenic Acid
21%Dose
10.3 mg
Target
50–500 mg
Form
Premium
Niacin
91%Dose
22.8 mg ne
Target
25–500 mg
Form
Standard
Vitamin C
40%Dose
100 mg
Target
250–2000 mg
Form
Budget
Other Ingredients (6)
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.
Citric AcidAcidulant
Natural acid derived from citrus fruits
Sodium Copper ChlorophyllinColor
Water-soluble semisynthetic chlorophyll derivative used as a green colorant
Sea SaltFlavor
Basic food-grade salt used for taste in supplements
Malic AcidAcidulant
Naturally occurring organic acid found in apples, used as a flavor enhancer and acidulant in supplements
Stevia ExtractSweetener
Zero-calorie natural sweetener extracted from the leaves of Stevia rebaudiana
How to Take It
Best taken in the morning
Many people prefer B-vitamins earlier in the day; take with food to avoid nausea.
With food
On the label
Mix the content of 1 Stick Pack (5.4 g) into 10-12 fl oz of water, or as directed by a healthcare professional.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$22.99
Near the median of 544 vitamin C 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.