Other ingredients
Cellulose; Microcrystalline Cellulose; Maltodextrin; Starch; Carboxymethyl Cellulose; Stearate; Silica
Image: NIH Office of Dietary Supplements, Dietary Supplement Label Database — No separate image reuse license stated
Life Extension
Optimized Tryptophan Plus
Capsule
Serving size3 Vegetarian Capsule(s)
Servings per containerNot listed
Package90 Vegetarian Capsule(s)
Data retrievedJul 28, 2026
Supplement Facts
Serving size 3 Vegetarian Capsule(s)
Niacin66 mg NE413% DV
L-Tryptophan1000 mgDV not established
L-Lysine250 mgDV not established
Proprietary Tryptophan Plus Blend285 mgDV not established
PerluxanNot listedDV not established
Rosemary Leaf ExtractNot listedDV not established
Label directions
Directions: Take three (3) capsules all at once before bedtime; or one capsule on an empty stomach before each meal; or as recommended by a healthcare practitioner. Best if taken separately from protein or amino acids.
Label warnings
Read the entire label and follow the directions carefully. Caution: 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. Warnings: Keep out of reach of children. Do not exceed recommended dose. Do not purchase if outer seal is damaged. 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.
Identity and label version
NIH label record328618
Entered into NIH DSLDApr 24, 2025
UPC / GTIN00737870172192
Manufacturer / distributor on labelQuality Supplements and Vitamins Inc.
Market statusOn market in the source data
“Entered into NIH DSLD” is the database entry date for this label record. It is not a manufacturer launch date or a label effective date.
NIH label history (1)
Current labelNIH record 328618Entered Apr 24, 2025
Serving size3 Vegetarian Capsule(s)
Formula version3ef4acf5
Ingredients on label6
NIH sourceOpen label ↗
Niacin66 mg NE
L-Tryptophan1000 mg
L-Lysine250 mg
Proprietary Tryptophan Plus Blend285 mg
PerluxanNot listed
Rosemary Leaf ExtractNot listed
Label warning: Read the entire label and follow the directions carefully. Caution: 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. Warnings: Keep out of reach of children. Do not exceed recommended dose. Do not purchase if outer seal is damaged. 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.
Sources and traceability
- NIH Dietary Supplement Label DatabaseData retrieved Jul 28, 2026Open source ↗
More from Life Extension
Data comes from product labels or official public sources. It does not mean Safmira, NIH, or FDA approves, certifies, or recommends this product. Label amounts are not laboratory measurements.