GNC

Glucosamine Sulfate 500 mg

F
N+ Score53
Joint & BoneServing: 1 Capsule(s)Type: Non-Nutrient/Non-Botanical

GNC Glucosamine Sulfate 500 mg is a joint and bone support supplement, providing 500 mg of D-Glucosamine Sulfate, 2KCl per capsule. This product received an N+ Score of 53, earning an F grade, indicating it is in the below-average tier. While glucosamine is a commonly researched ingredient for joint health, typical clinical dosages often range from 1000-1500 mg daily, suggesting the 500 mg provided here may be underdosed for some applications. With only one active ingredient and 100% label transparency, its formula completeness is low, and no ingredients are at clinical dosages according to our analysis. This product may be considered by those looking for a basic glucosamine supplement, but higher dosages are often explored in research.

About This Product

Glucosamine Sulfate 500 mg by GNC is a joint & bone supplement containing 1 active ingredients. It has earned an N+ Score of 53/100 (Grade F).

N+ Score Breakdown

Ingredient Adequacy50/100

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 Diversity44/100

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

Strengths

  • +Fully transparent label with individual ingredient amounts disclosed

Weaknesses

  • Missing several expected ingredients for its category

Ingredient Analysis (1 ingredients)

IngredientAmountDose Adequacy
D-Glucosamine Sulfate, 2KCl500.000 mgN/A

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