Compound or practice · Supplement

Cistanche

A desert 'tonic' herb for vigor and libido with mostly traditional and preclinical backing.

Overall grade
Grade D
Last revised
1
graded outcome
0
references listed

A structured monograph in Prometheus's bundled library. Its grades are the monograph's own reading of the evidence, not a peer-reviewed review.

1 at grade D — 1 graded row

What is known

Each outcome with its grade (how strong the evidence is, A to D), the size of the effect where the entry records one, and how often studies agree.

  • Vigor / libidoEvidence grade D

    Traditional/preclinical

    Unclearlow

What is uncertain

Read off the same rows as above. Nothing here is added that the entry does not itself record.

  • Thin evidence: Vigor / libido (grade D).

The evidence in words

What it is

Cistanche is a parasitic desert plant used in Chinese medicine for vitality, libido, and cognition.

How it works

Phenylethanoid glycosides with proposed neuroprotective, hormonal, and immune effects.

What the evidence shows

Human evidence is thin; most support is traditional and animal-based, with small signals for cognition and vigor. Unproven.

Safety & interactions

Generally tolerated; limited safety data.

Bottom line

A traditional tonic with little rigorous human evidence. Early at best.

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Sources

This entry lists no references of its own.

Last revised . A grade is this entry's reading of the evidence, not medical advice.