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Club Moss

Nootropic

Huperzia serrata

PregnancyNursing

Last updated Mar 29, 2026

Description

TCM moss plant containing huperzine A, a potent acetylcholinesterase inhibitor for Alzheimer research.

Active Compounds

huperzine Ahuperzine Bserratininelycopodinealkaloids

Traditional Uses

TCM memory and fever herb
Qian Ceng Ta in Chinese medicine

Modern Uses

Alzheimer disease research
memory enhancement
cognitive function
acetylcholine preservation

Dosage Information

Recommended dosing guidelines

Forms: extract, capsule, tablet
Adult Dose: 50-200mcg huperzine A daily
Child Dose: Not established
Preparation Notes: Standardized extract only; huperzine A has narrow therapeutic window.

Safety Information

Not recommended during pregnancy

Not recommended while nursing

Contraindications

anticholinesterase medications
Alzheimer drugs
seizures
heart rate disorders
pregnancy

Possible Side Effects

nausea
diarrhea
insomnia
slow heart rate

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