BioStacks
Best for
Ingredients (11)
Vitamin B-6
60%Dose/day
15 mg
Target
25–100 mg
Form
Premium
Vitamin C
100%Dose/day
300 mg
Target
250–2000 mg
Form
Budget
Horsetail
100%Dose/day
150 mg
Target
15–100 mg
Form
—
D-Mannose
100%Dose/day
1500 mg
Target
1000–2000 mg
Form
—
Nettle
100%Dose/day
300 mg
Target
300–600 mg
Form
Budget
Other Ingredients (5)
MaltodextrinBinder
Spikes blood sugar faster than table sugar (glycemic index 85–105). Research links it to gut bacteria changes that may promote intestinal inflammation (Nickerson et al. 2015). Used as a cheap filler — adds nothing beneficial.
Magnesium HydroxideMineral Source
An inorganic magnesium compound used as a magnesium source, antacid, or pH buffer.
Silicon DioxideAnti-caking
Fine silica powder used to prevent clumping
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
Microcrystalline CelluloseBinder
Plant-derived cellulose used as a binder and filler in supplements
How to Take It
Take it anytime
No evidence a formula this broad works better at any particular hour. Take it with a meal containing fat — the vitamin A in it absorbs poorly without one.
With a meal containing fat
Split into 3 doses across the day
On the label
Take 2 capsules three times daily or as directed by your healthcare practitioner.
General guidance based on the ingredients, not a substitute for the label or your doctor.
Price Check
$31.99
Pricier than 70% of 23 D-Mannose 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.