Natural Factors

L-Tyrosine 1000 mg

D
N+ Score64
ProteinServing: 2 Capsule(s)Type: Amino acid/Protein

Natural Factors L-Tyrosine 1000 mg is an amino acid supplement, delivering 1000mg of L-Tyrosine per serving. L-Tyrosine is a precursor to several important neurotransmitters, and research suggests it may support cognitive function, particularly under stressful conditions. This product achieves an N+ Score of 64, earning a grade of D, indicating an average rating primarily due to its single active ingredient. The L-Tyrosine dosage of 1000mg per serving is considered to be at a clinically studied level, contributing to the product's 100% ingredient adequacy and full label transparency. This supplement may be suitable for individuals interested in supporting cognitive performance with a precisely dosed L-Tyrosine product.

About This Product

L-Tyrosine 1000 mg by Natural Factors is a protein supplement containing 1 active ingredients. It has earned an N+ Score of 64/100 (Grade D).

This product features a fully transparent label with individual ingredient amounts disclosed, and key ingredients are present at clinically effective doses based on peer-reviewed research.

Notable clinical-dose ingredients include L-Tyrosine.

N+ Score Breakdown

Ingredient Adequacy100/100

Are key ingredients present at clinically effective doses based on research?

Formula Completeness0/100

Does the product include all expected ingredients for its supplement category?

Label Transparency100/100

Are individual ingredient amounts clearly disclosed without proprietary blends?

Ingredient Diversity44/100

Does the formula include a breadth of beneficial compounds from multiple pathways?

Strengths

  • +Key ingredients at clinically effective doses
  • +Fully transparent label with individual ingredient amounts disclosed
  • +1 ingredient(s) at clinical dose levels

Weaknesses

  • Missing several expected ingredients for its category

Ingredient Analysis (1 ingredients)

IngredientAmountDose Adequacy
L-Tyrosine1000.000 mgOptimal

Clinical ranges based on NIH ODS Fact Sheets and peer-reviewed research. Status indicates whether the amount meets evidence-based thresholds.