21st Century

Original Formula Glucosamine & Chondroitin

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

21st Century Original Formula Glucosamine & Chondroitin is a joint and bone support supplement containing 3 ingredients. Each capsule provides 500mg of Glucosamine Sulfate and 400mg of Chondroitin Sulfate, alongside 30mg of Sodium. This product received an N+ Score of 64 and a 'D' grade, placing it in the average tier according to Nutrienting.com's evaluation. The scoring indicates 50% ingredient adequacy and 50% formula completeness, with full label transparency. While these ingredients are commonly used for joint support, specific clinical dosing for this combination can vary. This supplement may be considered by those looking for a basic glucosamine and chondroitin formulation.

About This Product

Original Formula Glucosamine & Chondroitin 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
Sodium30.000 mgN/A
Chondroitin Sulfate400.000 mgN/A
Glucosamine Sulfate500.000 mgN/A

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