- MFG # 01722
- UPC # 737870172291
Serotonin is a neurotransmitter made in the brain from tryptophan. Serotonin has been associated with positive moods and restful sleep.
To produce and maintain optimum serotonin levels‚ your body requires tryptophan‚ an essential amino acid‚ which means that your body cannot produce it. In the body‚ tryptophan has been shown to:
Life Extension® offers L-Tryptophan Capsules to broadly and powerfully support tryptophan levels already within the normal range.
Life Extension®'s L-Tryptophan Capsules contain premium L-tryptophan which has undergone significantly more rigorous manufacturing processes than regular tryptophan material‚ to assure the highest purity and safety.
Serving Size 1 vegetarian capsule
Servings Per Container 90
Amount Per Serving
L-Tryptophan 500 mg
Other ingredients: vegetable cellulose (capsule)‚ microcrystalline cellulose‚ ascorbyl palmitate‚ silica‚ medium chain triglycerides.
Take one capsule 1 to 3 times daily on an empty stomach‚ or as recommended by a healthcare practitioner.
For maximum absorption‚ take with a small amount of carbohydrate‚ such as diluted juice.
Best if taken separately from protein and amino acids.
Consult your healthcare provider before taking this product if you are taking prescription medications (e.g. MAOI and SSRI antidepressants) for depression. Concomitant use of L-tryptophan with antidepressant medications has the potential to increase the risk of serotonin syndrome‚ characterized by symptoms like confusion‚ sweating‚ agitation‚ nausea‚ involuntary muscle contractions‚ and racing heartbeat. Do not use L-tryptophan before driving or operating heavy machinery.
Allergy / Dietary Needs
- GMO Free
- Vegetarian Product
- Made In The Usa