Zahler L-Tryptophan 500mg Supplement Supports Sleep Mood and Relaxation Certified Kosher 60 Capsules

Zahler's L-Tryptophan supplement 500mg is a high potency serotonin enhacer. L-Tryptophan is used by the brain as a precursor to serotonin and melatonin, neurotransmitters that are necessary for normal sleep. Adequate sleep is crucial for a healthy immune and nervous system. In addition, changes in the level of serotonin in the brain can impact mood and satiety. Zahler's L-Tryptophan is a potent, purified form, which effectively crosses the blood brain barrier. Manufactured in the USA in a state of art GMP certified facility.