BioStacks
Best for
Ingredients (2)
Dietary Fiber
70%Dose
7 g
Target
10–30 g
Form
—
Vitamin C
36%Dose
90 mg
Target
250–2000 mg
Form
Not listed
Nutrition
Calories, macros & sodium.
- Sodium10 mg
Other Ingredients (7)
Beta-Carotene (color)Color
Beta-carotene used in small amounts as a colorant/antioxidant.
Fruit Juice (unspecified)Colorant
Juice or juice concentrate used primarily for natural color and flavor in gummies
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.
Ascorbic AcidAntioxidant
Vitamin C used as an antioxidant preservative in supplements to prevent oxidation
Citric AcidAcidulant
Natural acid derived from citrus fruits
Oat FiberFiber
Insoluble dietary fiber from the outer hull or bran of oat grains; primarily cellulose and hemicellulose, low in beta-glucan compared to oat bran soluble fraction
Psyllium (seed/husk)Fiber
Natural soluble fiber from Plantago ovata seed husks, widely used as a fiber supplement base
How to Take It
Take it anytime
Take with plenty of water. Fiber binds other things in the gut, so give it a 1–2 hour gap either side.
With food
Keep it away from medication and mineral supplements
On the label
Directions: Blend, shake, or briskly stir 1 scoop (10 grams) of Herbulk into 8-12 ounces of water, juice, or other beverage, or as directed by your healthcare practitioner.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$36.85
Pricier than 82% of 502 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.