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Hazardous Substances

Damiana (Turnera diffusa)

Street names: Damiana, Mexican holly, Herba de la pastora

Damiana (Turnera diffusa) — Dried leaf smoked or brewed; found in 'herbal smoke blends' and aphrodisiac teas

What it does

  • Mild relaxant, slightly sweet smoke — the base of many 'legal high' herbal blends

Key risks

  • LOW harm — the main risk is as a base for sprayed synthetic cannabinoids ('Spice on damiana')
  • Mislabeled blends are the real product
  • Mild hypoglycemia effect — caution with diabetes meds
  • Pregnancy cautions (traditional emmenagogue)

Overdose signs

  • Mild nausea, headache

📋Quick facts

Also known asDamiana, Mexican holly, Herba de la pastora
CategoryHazardous Substances
Schedule / classLegal herb; supplement
AppearanceDried leaf smoked or brewed; found in 'herbal smoke blends' and aphrodisiac teas
Street price$5–$15 per ounce
Legal statusLegal everywhere; supplement regulations apply
Last updated2026-09-18
Sources: EMA, Erowid

Category comparison — Hazardous Substances

SubstanceClassTop risksStreet price
Damiana (Turnera diffusa)Legal herb; supplementLOW harm — the main risk is as a base for sprayed synthetic cannabinoids ('Spice on damiana'); Mislabeled blends are the real product$5–$15 per ounce
Wild Dagga (Leonotis leonurus)Legal ornamental/ethylnobotanicalLOW harm itself; The 'cannabis alternative' marketing invites expectation mismatch$5–$15 per ounce
Kanna (Sceletium tortuosum)Unregulated supplementSSRI-class activity — DANGEROUS with antidepressants (serotonin syndrome); No regulation of extracts$15–$40 powder
4F-ADBSchedule IAssociated with 'Spice zombies' — catatonia, seizures; Unpredictable potency sprayed unevenly~$5–$20 per gram of 'herbal blend'
Street prices are regional estimates. Potency and cuts vary constantly.

?Frequently asked questions

What does Damiana (Turnera diffusa) look like?

Dried leaf smoked or brewed; found in 'herbal smoke blends' and aphrodisiac teas

What are the signs of a Damiana (Turnera diffusa) overdose?

Mild nausea, headache Call emergency services immediately.

How addictive is it?

LOW harm — the main risk is as a base for sprayed synthetic cannabinoids ('Spice on damiana') Dependence can develop with regular use.

🔗Sources & further reading

Facts on this page are compiled from these primary sources. External links open in a new tab.