21st Century

Melatonin 5 mg

F
N+ Score39
Sleep & RecoveryServing: 1 Tablet(s)Type: Other Combinations

21st Century Melatonin 5 mg is a dietary supplement designed to be taken one tablet at a time. Each serving provides 5 mg of Melatonin and 94 mg of Calcium.

About This Product

Melatonin 5 mg by 21st Century is a sleep & recovery supplement containing 2 active ingredients. It has earned an N+ Score of 39/100 (Grade F).

N+ Score Breakdown

Ingredient Adequacy0/100

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 Diversity65/100

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

Strengths

  • +Fully transparent label with individual ingredient amounts disclosed

Weaknesses

  • Several ingredients below clinically effective doses
  • Missing several expected ingredients for its category

Ingredient Analysis (2 ingredients)

IngredientAmountDose Adequacy
Calcium94.000 mgUnder
Melatonin5.000 mgN/A

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