Life Extension

Fast-C With Dihydroquercetin

F
N+ Score58
Longevity & NAD+Serving: 1 Vegetarian Tablet(s)Type: Other Combinations [A1325]

Life Extension Fast-C with Dihydroquercetin supports immune function and antioxidant defense. This supplement delivers highly bioavailable Vitamin C with calcium, magnesium, and Bioperine for enhanced absorption. Ideal for individuals seeking daily cellular protection and longevity support.

About This Product

Fast-C With Dihydroquercetin by Life Extension is a longevity & nad+ supplement containing 5 active ingredients. It has earned an N+ Score of 58/100 (Grade F).

Notable clinical-dose ingredients include Vitamin C.

N+ Score Breakdown

Ingredient Adequacy33/100

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 Diversity100/100

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

Strengths

  • +Fully transparent label with individual ingredient amounts disclosed
  • +Broad ingredient diversity exceeding category norms
  • +1 ingredient(s) at clinical dose levels

Weaknesses

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

Ingredient Analysis (5 ingredients)

IngredientAmountDose Adequacy
Vitamin C500.000 mgOptimal
Calcium79.000 mgUnder
Magnesium8.000 mgUnder
Bioperine Piperine3.000 mgN/A
Total Dihydroquercetins25.000 mgN/A

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