C+
N+ Score75
Vitamins & MineralsServing: 0.25 tsp [approx. 1.065 g]Type: Single Vitamin and Mineral [A1316]

Source Naturals Vitamin C supports immune function and provides antioxidant protection. Essential for overall health, it's suitable for individuals seeking daily vitamin C supplementation.

About This Product

Vitamin C by Source Naturals is a vitamins & minerals supplement containing 1 active ingredients. It has earned an N+ Score of 75/100 (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 Vitamin C.

N+ Score Breakdown

Ingredient Adequacy100/100

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

Formula Completeness50/100

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

Label Transparency100/100

Are individual ingredient amounts clearly disclosed without proprietary blends?

Ingredient Diversity36/100

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

  • −Limited ingredient diversity compared to category norms

Ingredient Analysis (1 ingredients)

IngredientAmountDose Adequacy
Vitamin C1054.000 mgOptimal

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