Magazine

L-tryptophan is an essential amino acid and precursor of serotonin and melatonin. Supplements do not...

Concentrated piperine can alter the availability of other substances. This is not equivalent to ordinary...

L-arginine is a nitric-oxide precursor that can affect blood-vessel tone. Small studies suggest possible benefits...

Reishi has a long history of traditional use, but clinical human studies remain limited. Immune,...

Für die Einnahme von kolloidalem Silber gibt es keinen belegten allgemeinen Gesundheitsnutzen. Silber kann sich...