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Recommended Products for You
L-Tryptophan
- 500 mg, 90 vegetarian capsules
- Item # 01722
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L-Tryptophan
- 500 mg, 90 vegetarian capsules
- Item # 01722
Promotes healthy sleep, mood, stress response & satiety
Frequently Bought Together
- This Item: L-Tryptophan, 500 mg, 90 vegetarian capsules
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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 manufacturing processes to ensure the highest quality and purity.
L-Tryptophan promotes healthy sleep patterns and mood, while encouraging the body’s healthy response to stress.
L-Tryptophan Benefits
- Supports healthy sleep & mood
- Helps modulate your body’s natural stress response
- Promotes satiety
Support Sleep & Stress Management
A lack of sleep can cause stress, which can lead to a lack of sleep. Break the cycle and get those sleep patterns back on track with our L-tryptophan. It contains 500 mg of L-tryptophan that has undergone a rigorous manufacturing process to ensure high quality and purity.
Why Life Extension?
100% Satisfaction Guarantee
Full one-year, no-hassle returns, money-back guarantee.
Highly Recommended
98% of our customers recommend us to family and friends. Life Extension is proud to be recognized as the #1 Catalog/Internet Brand 4 Time Winner.â€
Complimentary, Personalized Guidance
Medical doctors, nutritionists & other health professionals are passionate about providing personalized solutions to help you achieve optimal health.
Efficacious Formulas
40 years of research dedicated to bringing you premium, scientifically-validated formulations.
Product Transparency
99% of our products are manufactured in the U.S, and a Certificate of Analysis is available for every product we produce.
Our premium-quality L-Tryptophan formula helps maintain healthy tryptophan levels in the body. Tryptophan promotes healthy sleep and mood, encourages a healthy stress response and more.
More facts about L-Tryptophan
MoreThese products are not intended to diagnose, treat, cure, or prevent any disease.
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Consult your healthcare provider before using this product if you are taking medication for mood concerns, such as MAOIs or SSRIs. Use caution before driving or operating heavy machinery |
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- KEEP OUT OF REACH OF CHILDREN
- DO NOT EXCEED RECOMMENDED DOSE
- Do not purchase if outer seal is broken or damaged.
- When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.
To report a serious adverse event or obtain product information, contact 1-866-280-2852.
Actual Size
- Rev Neurol (Paris). 2001;157(11 Pt 2):S16-9.
- Nutrients. 2016;8(1):1-15.
- PLoS Comput Biol. 2008;4(2):e4.
- Int J Tryptophan Res. 2009;2:45-60.
- Int J Tryptophan Res. 2018;11:1178646918802282.
- Arch Psychiatr Nurs. 2015;29(2):102-7.
- Psychoneuroendocrinology. 2013;38(2):201-8.
- Sci Rep. 2016;6:35727.
- Rev Assoc Med Bras. 2011;57(1):74-7.
Product reviews are provided for informational purposes only and reflect solely the views and opinions expressed by the contributors and not those of Life Extension. We do not verify or endorse any claims made in these reviews. Please read the full product reviews disclaimer.
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