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7
Jarrow Formulas L-Tryptophan PeptideSupplement Rating
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8
Life Extension L-TryptophanSupplement Rating
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11
Life Extension Optimized Tryptophan PlusSupplement Rating
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5
Jarrow Formulas L-TryptophanSupplement Rating
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|---|---|---|---|---|
| Serving Size | 2 Tablets | 1 Vegetarian Capsule | 3 Vegetarian Capsules | 1 Capsule |
| Price/Serving | $0.66 | $0.28 58% | $0.82 24% | $0.22 67% |
| Servings Per Container | 30 | 90 200% | 30 | 60 100% |
| Tryptophan | 500 mg (from L-Tryptophan Peptides [PepForm]) | 500 mg | 285 mg Perluxan Hops Standardized Extract (cones) and Ursole Rosemary Standardized Extract (leaves) | 500 mg |
| Vitamin B3 | missing substance or information* | missing substance or information* | 66 mg (as niacinamide) | missing substance or information* |
| Lysine | missing substance or information* | missing substance or information* | 250 mg (as L-Lysine HCl) | missing substance or information* |
*Some information on the Jarrow Formulas L-Tryptophan Peptidelabel may be missing, or it may have been written incorrectly. We work hard to keep the information accurate & up to date. Please let us know if you discover any errors.