BioStacks
Best for
Ingredients (8)
Lactobacillus acidophilus CUL60
100%Dose
6.8 billion cfu
Target
1–100 B CFU
Form
Standard
Lactobacillus acidophilus CUL21
100%Dose
6.8 billion cfu
Target
1–100 B CFU
Form
Standard
Bifidobacterium animalis subsp lactis CUL34
100%Dose
4.3 billion cfu
Target
1–100 B CFU
Form
Standard
Bifidobacterium lactis BI-04
100%Dose
2 billion cfu
Target
1–100 B CFU
Form
Standard
Vitamin C
80%Dose
200 mg
Target
250–2000 mg
Form
Budget
Other Ingredients
No other ingredients listed
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
Adults Take 1 capsule once a day, or as prescribed by a health professional. Take with food.
General guidance based on the ingredients, not a substitute for the label or your doctor.
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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.