Love Life Supplements 5HTP Complex contains 100mg of 5HTP alongside schisandra and reishi. 5HTP is a natural amino acid known to be the precursor to serotonin (ie your body uses 5HTP to produce serotonin) - the feel-good chemical that facilitates signalling and communication between nerve cells. It also acts as a precursor to melatonin. 5HTP is commonly supplemented with to improve mood, aid sleep, and assist with other cognitive issues. Love Life Supplements 5-HTP is derived naturally from the griffonia seed plant.  WHAT IS SCHISANDRA? Schisandra is a purple red berry and has been used for medicinal purposes throughout Asia and Russia for generations. There\'s some scientific data from human studies that indicate schisandra may have a positive effect on several conditions and diseases. WHAT IS REISHI MUSHROOM? The reishi mushroom is a fungus that grows in various hot and humid locations in Asia and is a staple of Eastern medicine. Within the mushroom there are several molecules, including triterenoids, polysaccharides and peptidoglycan, which may be responsible for its health effects.