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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

Rosemary

Salvia rosmarinus

also known as Rosmarinus officinalis, Dew of the sea

Moderate

A Mediterranean culinary herb with traditional use for memory support, circulation, and topical hair care.

  • May support cognitive function and memory
  • Antioxidant rosmarinic acid
  • Topical use for hair growth (small evidence)
  • Mild circulatory stimulant
  • Antimicrobial action of essential oil
  • Used by ancient Greeks as a memory tonic

Active in Rosmarinic acid, Carnosic acid, Camphor, 1,8-cineole.

Avoid medicinal doses in pregnancy — uterine stimulant
Use caution with blood thinners
Use caution with diabetes medication
Always dilute essential oil
May cause seizures at very high doses
Research
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.