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L-Tyrosine 500 mg

Natural Factors
4.8
★ ★ ★ ★ ★
(3405 ratings)
Tyrosine 1000 mg
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Score94

A high-strength 1000mg tyrosine supplement for intense mental focus and stamina.

How scoring works
Quantity:60 Capsule(s) • (30 servings)
Goals:
Brain Health

Score 94

A high-strength 1000mg tyrosine supplement for intense mental focus and stamina.

How scoring works
$6.97($0.23 per serving)
Amazon
$ 11.97
Vitacost
$ 6.97
iHerb
$ 6.97
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Analysis

Each serving provides 1000mg of L-tyrosine, which is significantly higher than most standard supplements. This higher dose may help with maintaining focus and mental stamina during especially demanding tasks.

The formula is simple and focused, making it a potent tool for anyone dealing with mental fatigue. It is a very cost-effective way to get a meaningful amount of this amino acid.

Pros

  • Potent 1000mg dosage per serving
  • Very affordable price
  • Supports brain health during stress
  • Reputable manufacturer

Cons

  • Serving size is two capsules
  • Capsules contain gelatin
  • Minimal extra ingredients

Warnings

  • Consult a professional if you have thyroid issues
  • May cause jitteriness in some users
  • Best used for acute mental load

Nutrient quality

95 Highest impact

The robust 1000 mg dose per serving provides high-potency support for brain health pathways. Simple formulation ensures the focus remains on the therapeutic delivery of the amino acid.

Ingredient transparency

99 Highest impact

Labeling is transparent and clearly identifies the high-strength dose and serving size requirements. Transparency is excellent, with no hidden blends used in the formulation.

Customer satisfaction

95 Highest impact

Exceptionally high ratings from a large number of reviewers suggest broad efficacy and reliability. User reports consistently validate the product's role in supporting focus and mental stamina.

Value for money

85 Highest impact

While the price per serving is higher than standard doses, it reflects the increased concentration of active ingredients. The quality-to-price ratio remains competitive for a high-strength amino acid product.

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Goals

Brain Health
Impact
Highest effect
A Goal FitA+ Strength of SupportB- CoverageA+ Formula Quality

L-Tyrosine is provided at a robust 1000mg dose to support cognitive performance during periods of high stress. This amino acid precursor assists in the synthesis of neurotransmitters critical for focus and mental alertness.

A high therapeutic dose ensures meaningful support for brain pathways associated with executive function. This single-ingredient approach appears well aligned with clinical evidence for managing acute cognitive load.

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Ingredients

IngredientAmount per serving
Calcium (Dicalcium Phosphate)
 50 mg
L-Tyrosine
1000 mg
Gluten Free Adults 18–50 Vegan Dairy Free Sugar Free Vegetarian
Report overview
Tyrosine · 1000 mg OverallScore94
A Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB+ Value
This high-strength supplement delivers a robust 1000mg of L-Tyrosine per serving from a highly reputable brand. It offers exceptional quality and dosage at a very competitive price point.
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L-Tyrosine 750 mg - Extra Strength

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NOW
4.7
★★★★★
(44501 ratings)
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