Member's Mark

Vitamin C with Zinc

C-
N+ Score69
Vitamins & MineralsServing: 1 Tablet(s)Type: Other Combinations

Member's Mark Vitamin C with Zinc is a straightforward vitamin and mineral combination supplement, featuring a total of 4 ingredients with 100% label transparency. This product provides clinically relevant dosages of Vitamin C (1000 mg) and Zinc (5.5 mg), which research suggests may support immune function. It also includes Citrus Bioflavonoids (50 mg) and Rose Hips (10 mg). With an N+ Score of 69 and a C- grade, this product is considered average. It may be suitable for individuals seeking targeted immune support from these two well-researched nutrients.

About This Product

Vitamin C with Zinc by Member's Mark is a vitamins & minerals supplement containing 4 active ingredients. It has earned an N+ Score of 69/100 (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, Zinc.

N+ Score Breakdown

Ingredient Adequacy75/100

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 Diversity53/100

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
  • +2 ingredient(s) at clinical dose levels

Weaknesses

  • No major weaknesses identified

Ingredient Analysis (4 ingredients)

IngredientAmountDose Adequacy
Vitamin C1000.000 mgOptimal
Zinc5.500 mgAdequate
Citrus Bioflavonoids50.000 mgN/A
Rose Hips10.000 mgN/A

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