C
N+ Score71
Sleep & RecoveryServing: 1 Capsule(s)Type: Non-Nutrient/Non-Botanical [A1309]

Source Naturals Serene Science L-Theanine 200 mg supports relaxation and calm without drowsiness. This supplement is for individuals seeking to reduce daily stress and improve sleep quality. It aids in mental focus and overall well-being. Ideal for adults managing stress.

About This Product

L-Theanine 200 mg by Source Naturals Serene Science is a sleep & recovery supplement containing 1 active ingredients. It has earned an N+ Score of 71/100 (Grade C).

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-Theanine.

N+ Score Breakdown

Ingredient Adequacy100/100

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

Formula Completeness25/100

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

Label Transparency100/100

Are individual ingredient amounts clearly disclosed without proprietary blends?

Ingredient Diversity48/100

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-Theanine200.000 mgOptimal

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