Life Extension, L-Tryptophan, 500 mg, 90 vegetarian capsules Ginger DL-Phenylalanine is a stress fighting

DL-Phenylalanine is a stress fighting mixture that combines two forms of the amino acid

gastrointestinal

Bring the power of the outdoors inside – starting with your wellness routine

Convenient once-a-week dosing

Life Extension, L-Tryptophan, 500 mg, 90 vegetarian capsules Ginger DL-Phenylalanine is a stress fightingDescription Our premium quality L Tryptophan formula helps maintain tryptophan levels to promote healthy sleep and mood, encourage a healthy stress response, promote satiety and more. 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. Our formula delivers 500 mg of L tryptophan that has undergone rigorous