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General description	Phosphatidylserin is a serine compound made by a body. When is necessary the body can synthesize serine from glycine.
Found	- beans - brewer yeas - dairy products - eggs - seafood, fish - legumes - meat - soy - lactalbumin
Anti-aging role	- PS supplements increase the cerebral cortex output of the neurotransmitter acetylcholine - PS appears to be associated with brain response to stress - dementia and normal age - related memory loss
Maximum safe level	Not established.
Side effects	High doses of serine may cause immune suppresion and psychological symptoms
Contraindications	- kidney or liver disease

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