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.

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RESPIRATORY

Marshmallow root

Althaea officinalis

also known as Althaea, Mallards

Moderate (traditional + soothing)

A mucilage-rich root that coats and soothes inflamed mucous membranes of the throat, lungs, and gut.

  • High mucilage content — strong demulcent
  • Soothes sore throat
  • Eases dry cough
  • Soothes gastric and intestinal mucosa
  • Approved by Commission E for sore throat
  • Used since the 9th century BCE

Active in Mucilage polysaccharides, Flavonoids, Asparagine, Pectin.

May slow absorption of medications taken at the same time — separate by 2 hours
May lower blood sugar — caution with diabetes medication
Generally well tolerated
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.