| Niacin (as Niacinamide)Niacin equivalents | 66 mg NE | 413% |
| L-Tryptophan | 1,000 mg | † |
| L-Lysine (as L-Lysine Hydrochloride) | 250 mg | † |
| Proprietary Tryptophan Plus Blend | 285 mg | † |
| Perluxan (as Hops Cone Extract)standardized | ||
| Rosemary Leaf Extractstandardized |
Other ingredients: Cellulose, Microcrystalline Cellulose, Maltodextrin, Starch, Carboxymethyl Cellulose, Stearate, Silica
% Daily Values for: Adults and children 4 or more years of age.
Where this label comes from
An original label of the NIH's Dietary Supplement Label Database, entered there on 24 April 2025, shown here as it was entered. The NIH's record · picture of the label (PDF)
General information
- Product name
- Optimized Tryptophan Plus
- Brand
- Life Extension
- Barcode (UPC)
- 7 37870 17219 2
- Net contents
- 90 Vegetarian Capsule(s)
- Market status
- On market
- DSLD ID
- 328618
Classification
- Supplement form
- Capsule
- Product type
- Botanical with Nutrients
- Claim types on the label
- All Other, Structure/Function
- Intended for
- Adult (18 - 50 Years), Gluten Free
Label statements
Precautions: All Other: Read the entire label and follow the directions carefully.
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.
Precautions: Pregnant or Nursing or Prescription Medications: Caution: Consult your healthcare provider before using this product if you are taking medication for mood concerns, such as MAOIs or SSRIs.
Precautions: All Other: Use caution before driving or operating heavy machinery.
Storage: Store tightly closed in a cool, dry place.
Precautions: Children: Warnings: Keep out of reach of children.
Precautions: All Other: Do not exceed recommended dose. Do not purchase if outer seal is damaged.
Precautions: Pregnant or Nursing or Prescription Medications: Consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.
Formulation: Does NOT Contain: Gluten free Non GMO LE Certified
FDA Statement of Identity: Dietary Supplement
Precautions: All Other: To report a serious adverse event or obtain product information, contact 1-866-280-2852.
Brand information
Manufactured for: Quality Supplements and Vitamins, Inc., Ft. Lauderdale, FL
More labels from Life Extension
Labels only: each label is shown as printed on the bottle, with no grades, rankings or advice. A label in this database is not an endorsement of the product. Read the label on the bottle you buy: makers change their formulas. Reverse Age Lab is not affiliated with, or endorsed by, the National Institutes of Health or its Office of Dietary Supplements. The original labels come from the NIH’s public-domain data; the labels since are read by us. Search the Dietary Supplement Label Database.