The curious few.
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Know what you're putting in your body.
158 herbs, nutrients, and compounds. What the science says, what tradition knew, and what to watch for. Founding members keep this running.
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Cranberry
Vaccinium macrocarpon
also known as American cranberry
A tart North American native berry whose proanthocyanidins prevent E. coli adhesion to bladder walls, reducing recurrent UTIs.
- Reduces recurrent urinary tract infections
- A-type proanthocyanidins prevent E. coli adhesion
- Antioxidant support
- Used by Indigenous tribes of New England
- Modest evidence for reducing UTI recurrence in women
Active in A-type proanthocyanidins, Anthocyanins, Quinic acid.
Use caution with blood thinners — interferes with warfarin
May increase kidney stone risk in susceptible people
Juice often high in sugar — caution with diabetes
Does not treat active UTI — need antibiotics for active infection
Research
- Urinary track health benefits and phytochemical characterization based on a narrative review on cranberry and its innovative formulation in phospholipids.
- Safety and efficacy of a feed additive consisting of a proanthocyanidin-rich dry extract from the fruit of Vaccinium macrocarpon Aiton (cranberry extract) for dogs and cats (ACEL pharma S.r.l.).
- Pollinator Visitation Alters Cranberry Flower Fungal Communities in Wisconsin Cranberry Agroecosystems.
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The curious few.
50 founding spots left
Know what you're putting in your body.
158 herbs, nutrients, and compounds. What the science says, what tradition knew, and what to watch for. Founding members keep this running.
$60 /year
Founding rate — locked for life. Regular price after launch: $96/year.
- ✓ Full access to all 158+ entries
- ✓ Print-ready reference card for every herb
- ✓ Monthly curated set — 5 herbs, one body system
- ✓ The Sunday Letter — weekly research digest
- ✓ Bookmarks synced across devices
- ✓ Founding rate locked forever
Cancel any time. No questions asked.