SO DYK
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.

$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
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BLOOD-FLOW

Ginkgo

Ginkgo biloba

also known as Maidenhair tree, Silver apricot

Moderate

An ancient tree whose leaf extract has been used to support circulation, cognitive function, and peripheral vascular health.

  • Supports peripheral circulation
  • May support cognitive function in older adults
  • May ease intermittent claudication (leg pain on walking)
  • May ease tinnitus in some studies
  • Provides antioxidant flavonoids
  • Inhibits platelet-activating factor
  • From a tree species 270 million years old

Active in Ginkgolides, Bilobalide, Flavonoid glycosides, Quercetin.

Significant bleeding risk with blood thinners — major concern
Discontinue 2 weeks before surgery
May trigger seizures — avoid with seizure disorders
May lower blood sugar — caution with diabetes medication
Raw seeds are toxic
Avoid in pregnancy and nursing
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
Become a founding member

Cancel any time. No questions asked.