Life Extension Optimized Tryptophan Plus - 90 vcaps

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Made with premium-quality L-tryptophan, as well as nutrients like lysine, niacinamide, and more to help maintain tryptophan activity in the body. Our L-tryptophan has undergone rig orous manufacturing processes to ensure the highest quality and purity. Serotonin is a neurotransmitter in the brain associated with positive moods and restful sleep. Your body requires the essential amino acid tryptophan to produce and maintain healthy serotonin levels. But your body cannot make tryptophan on its own. This supplement should be taken in conjunction with a healthy diet and regular exercise program. Individual results are not guaranteed, and results may vary. Show more