Domestic orders placed by 5 PM Eastern Time will be packed and shipped the
same day, pending verification of billing information and the shipping
Orders containing refrigerated items will be processed as quickly as possible, but won't necessarily be shipped out the same day.
If an item on your order is on backorder we will notify you by email
and we will ship what we have in stock, the backordered item (s) will be
shipped as soon as it is back in stock (usually within 1 week or less)
Excludes all orders placed during weekends and on major US holidays(Memorial Day, Independence Day, Labor Day, Thanksgiving Day, Christmas Day and New Year's Day)
Order status and tracking information is updated
1 business day or less after the order is placed . You can now get real-time
status on your PureFormulas order on your cellphone or online.
Track your order
Order before 5 p.m. EST and this item will ship out today. Except during weekends and holidays.
We’re fast like that. Place your order before 5 p.m. and it will ship the same day, as long as we can verify billing and shipping information. Refrigerated items will be processed quickly, but might not ship the same day.
If it’s backordered, we’ll notify you by email and will ship it when it’s available (usually 1 week or less).
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:
Improve sleep Enhance mood Modulate stress
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.
These statements have not been evaluated by the Food and Drug Administration (FDA). These products are not meant to diagnose‚ treat or cure any disease or medical condition. Please consult your doctor before starting any exercise or nutritional supplement program or before using these or any product during pregnancy or if you have a serious medical condition.
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.
PureFormulas is your one-stop shop for health supplements, vitamins, minerals and other nutritional supplements. We carry thousands of products from a huge variety of prescreened manufacturers because our goal is to help you achieve optimal health, regardless of your age, lifestyle or location.
At PureFormulas, we hand pick every item in our inventory. We only work with the most reputable, trusted manufacturers of vitamins, minerals and nutritional supplements.
When you order from PureFormulas, you're getting access to our large inventory, the convenience of fast, free shipping, and the comfort of knowing your order is guaranteed authentic and fresh. Our dedicated team is here to make sure you have access to the best health supplements, vitamins and minerals and other nutritional supplements. Our friendly, efficient customer service is second-to-none, and we guarantee your satisfaction on every order you place through PureFormulas.
We invite you to browse our large selection of vitamins and minerals, nutritional supplements and other health supplements, and please contact us if you have any questions. We look forward to meeting your needs today!
Domestic orders placed by 5 PM Eastern Time will be packed and shipped the same day, pending verification of billing information and the shipping method selected. Orders containing out-of-stock items or refrigerated items will be processed as quickly as possible, but won't necessarily be shipped out the same day.
Excludes all orders placed during weekends and on major US holidays (Memorial Day, Independence Day, Labor Day, Thanksgiving Day, Christmas Day and New Year’s Day).