Best L-Tyrosine Supplements 2026: Cost per Effective Dose
Top pick for L-Tyrosine: Nutricost L-Tyrosine Powder, 1,000 mg per serving (500 g) — 1,000mg L-tyrosine per 1 g scoop, None (third-party lab tested), $0.05/day. Our pick.
All L-Tyrosine Supplements Compared
| Product | Brand | Dose / Serving | Cost / Day | Certification (as labelled) | Pick | Buy |
|---|---|---|---|---|---|---|
| BulkSupplements N-Acetyl L-Tyrosine (NALT) Powder, 400 mg per serving (500 g) | BulkSupplements | 400mg NALT / 400 mg scoop | $0.02 | None (third-party lab tested) | Buy | |
| BulkSupplements L-Tyrosine Powder, 500 mg per serving (250 g) | BulkSupplements | 500mg L-tyrosine / ~1/8 tsp (500 mg) | $0.04 | None (third-party lab tested) | Buy | |
| Nutricost L-Tyrosine Powder, 1,000 mg per serving (500 g) | Nutricost | 1,000mg L-tyrosine / 1 g scoop | $0.05 | None (third-party lab tested) | Our Pick | Buy |
| Nutricost L-Tyrosine 500 mg (180 Capsules) | Nutricost | 500mg L-tyrosine / 1 capsule (500 mg) | $0.08 | None (ISO-lab tested) | Buy | |
| NOW L-Tyrosine 500 mg (120 Veg Capsules) | NOW Foods | 500mg L-tyrosine / 1 capsule (500 mg) | $0.09 | None (cGMP, UL-tested) | Buy | |
| Nutricost N-Acetyl L-Tyrosine (NALT) 350 mg (120 Capsules) | Nutricost | 350mg NALT / 1 capsule (350 mg) | $0.11 | None | Buy | |
| Horbaach L-Tyrosine 1,000 mg (250 Capsules) | Horbaach | 1,000mg L-tyrosine / 2 capsules (1,000 mg) | $0.14 | None | Buy | |
| NOW L-Tyrosine 750 mg (90 Veg Capsules) | NOW Foods | 750mg L-tyrosine / 1 capsule (750 mg) | $0.14 | None (cGMP) | Buy | |
| Jarrow Formulas L-Tyrosine 500 mg (100 Capsules) | Jarrow Formulas | 500mg L-tyrosine / 1 capsule (500 mg) | $0.15 | None | Buy | |
| Double Wood L-Tyrosine 1,000 mg per serving (120 Capsules) | Double Wood | 1,000mg L-tyrosine / 2 capsules (1,000 mg) | $0.17 | None (third-party tested) | Buy | |
| Solaray L-Tyrosine 500 mg (100 Capsules) | Solaray | 500mg L-tyrosine / 1 capsule (500 mg) | $0.20 | None | Buy |
Registry check · L-Tyrosine
Does anyone independently verify L-Tyrosine supplements?
We did not find these products in the NSF, USP or Informed Sport registries. Yet 5 of them advertise “third-party testing” without naming the certifier that did it — wording no public registry can confirm or deny. A factory-level claim such as “cGMP” audits the plant, not the L-Tyrosine bottle you would actually receive.
The 11 products on this page checked against all 5,317 US NSF, USP and Informed Sport listings, 2026-08-25. Full method and limitations.
What L-Tyrosine labels show
Priced per day, these L-tyrosine products run $0.02 to $0.20 — a 10× gap between the cheapest and dearest L-tyrosine here, across 7 brands.
Which row that favours is not obvious: BulkSupplements BulkSupplements N-Acetyl L-Tyrosine (NALT) Powder, 400 mg per serving (500 g) is cheapest per serving at $0.02, but its serving sits below the median here, so part of that price gap is simply a smaller capsule.
Our Picks
Our Pick: Nutricost L-Tyrosine Powder, 1,000 mg per serving (500 g)
1,000mg L-tyrosine per 1 g scoop. None (third-party lab tested). $0.05/day. 500 servings per container at $26.95.
The shelf · L-Tyrosine
Capsules cost 3.7× what powder does for the same L-Tyrosine
The molecule is the same either way; the premium buys encapsulation. Across these 11 L-Tyrosine products that gap runs from $0.02 a day (BulkSupplements N-Acetyl L-Tyrosine (NALT) Powder, 400 mg per serving (500 g)) to $0.20 (Solaray L-Tyrosine 500 mg (100 Capsules)), and BulkSupplements N-Acetyl L-Tyrosine (NALT) Powder, 400 mg per serving (500 g) is the cheapest powder of the 3 here if you will actually weigh a dose.
Method: the 11 L-Tyrosine products above, compared on label facts, serving size, servings per container, form, price. Not a dosing recommendation.
How these 11 L-Tyrosine products were ranked
Not one of these 11 L-tyrosine products could be confirmed in the NSF, USP or Informed Sport registries, so verification separates none of them and the ranking falls to cost per day at the labelled serving. Commission does not enter it: the rate is the same whichever L-tyrosine you buy. Full methodology.