GNC L-Tyrosine 500mg, Nervous System Support, 60 Vegetarian Caplets…

Our verdict

GNC L-Tyrosine 500mg, Nervous System Support, 60 Vegetarian Caplets… works out to $0.33 per serving of l-tyrosine, at 500mg per serving in tablet form. That puts it above the median of the 33 l-tyrosine products we can price per dose, where the typical serving costs $0.08, a Value Index of 0.2 where the median product is 1.0. One container lasts 60 days at the label dose of 1 serving a day, about $10.00 a month. We could not verify a third-party certification for GNC in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.