BioStacks
Best for
Ingredients (7)
Probiotics
100%Dose
4.2 billion cfu
Target
1–100 B CFU
Form
Not listed
FOS
8%Dose
400 mg
Target
5000–10000 mg
Form
—
Lactobacillus rhamnosus
10 mgUnit not recognized — not scored
Lactococcus lactis
1.6 mgUnit not recognized — not scored
Streptococcus thermophilus
0.5 mgUnit not recognized — not scored
Other Ingredients (4)
Magnesium StearateLubricant
A salt of stearic acid used as a lubricant in tablet and capsule production
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
HypromelloseCapsule
Plant-derived capsule material from cellulose
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
On the label
As a dietary supplement, take one veggie capsule with water in the morning and one at night.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$19.49
Near the median of 36 prebiotic fiber 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.