BioStacks
Best for
Ingredients (6)
Proprietary Probiotic Blend
90%Dose
3 B CFU
Target
1–100 B CFU
Form
Not listed
Zinc
13%Dose
2 mg
Target
15–30 mg
Form
Standard
L. paracasei
Amount not found
L. reuteri
Amount not found
S. salivarius BLIS K12
Amount not found
Other Ingredients (8)
IsomaltSweetener
A poorly-absorbed sugar alcohol that can cause bloating, gas, and laxative effects at higher doses (EFSA notes laxative threshold for polyols). Tolerable for most, but cumulative across products.
InulinFiller
Prebiotic soluble fiber from chicory root, used as a filler and flow agent in capsules and tablets
Mint and Mandarin FlavorFlavor
A combined mint and mandarin flavoring blend
Mint and Mandarin FlavorFlavor
A combined mint and mandarin flavoring blend
Dicalcium PhosphateBinder
Calcium and phosphorus compound used as binder
Glyceryl BehenateLubricant
Glyceryl ester of behenic acid used as a tablet lubricant and controlled-release matrix agent
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Stevia ExtractSweetener
Zero-calorie natural sweetener extracted from the leaves of Stevia rebaudiana
How to Take It
Best taken in the morning
Live strains survive stomach acid best taken with or just before a meal — after a meal is the worst option. Consistency matters more than the clock.
With food
Keep it away from hot food or drink
Space it a couple of hours from Iron and Calcium
On the label
Take 1 tablet daily.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$29.99
Pricier than 88% of 220 zinc 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.