Huperzine A, is the active ingredient of huperzia serrata leaf extract, has been found to have benefits of reversing or attenuating cognitive deficits in a broad range of animal models.
Clinical trials have demonstrated that Huperzine A relieves memory deficits in aged subjects, patients with benign senescent forgetfulness, Alzheimer's disease and vascular dementia, with minimal peripheral cholinergic side effects compared with other acheis in use.
Huperzia serrata is luxuriant plants, it has the total of eight varieties of medicinal plants in China.China is the biggest wild sugihara. Huperzine A extracted from a club moss (Huperzia serrata), is a sesquiterpene alkaloid and a powerful and reversible inhibitor of acetylcholinesterase (AChE) with on- and off-rates.
Huperzine A has been used in China for centuries for the treatment of swelling, fever and blood disorders. Huperzine A has demonstrated both memory enhancement in animal and clinical trials and neuroprotective effects. Huperzine A has potent pharmacological effects and, particularly since long-term safety has not been determined, it should only be used with medical supervision. Huperzine A may have some effectiveness in Alzheimer's disease and age-related memory impairment. Huperzine A has been used to treat fever and some inflammatory disorders, but there is no credible scientific evidence to support these uses.

Functions & Applications:
1. Huperzine A can improve memory, thinking, and behavioral function in people with Alzheimer's disease, multi-infarct dementia, and senile dementia, and increase the level of the neurotransmitter acetylcholine by blocking its breakdown.
2. Huperzine A may also protect neurons from cell death caused by toxic levels of glutamate and protect against some of the effects of chemical nerve agents used in warfare, such as soman.
3. Huperzine A is also the treatment of AD in a randomized controlled trial of its effect on cognitive function. 

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Dielegance Biotechnology is a Huperzia Serrata Leaf Extract Huperzine A Powder bulk wholesale supplier and manufacturer in China for several years.