21st Century

Glucosamine 500 mg Chondroitin 400 mg

D
N+ Score64
Joint & BoneServing: 1 Capsule(s)Type: Other Combinations

21st Century Glucosamine 500 mg Chondroitin 400 mg is a joint support supplement featuring two commonly researched ingredients for cartilage health. Each serving provides 1500mg of Glucosamine Sulfate and 1200mg of Chondroitin Sulfate, with the label transparently disclosing all 3 ingredients. Research suggests that these dosages are within the range often studied for supporting joint comfort and mobility. However, the product received an N+ Score of 64 and a grade of 'D', indicating an average rating due to its limited formula completeness despite adequate dosing of its core ingredients. This supplement may appeal to individuals seeking a straightforward combination of glucosamine and chondroitin at clinically relevant dosages for general joint health maintenance.

About This Product

Glucosamine 500 mg Chondroitin 400 mg by 21st Century is a joint & bone supplement containing 3 active ingredients. It has earned an N+ Score of 64/100 (Grade D).

N+ Score Breakdown

Ingredient Adequacy50/100

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 Diversity72/100

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

Weaknesses

  • No major weaknesses identified

Ingredient Analysis (3 ingredients)

IngredientAmountDose Adequacy
Sodium90.000 mgN/A
Chondroitin Sulfate1200.000 mgN/A
Glucosamine Sulfate1500.000 mgN/A

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