Kal

Ultra D-3 250 mcg (10,000 IU) Unflavored

F
N+ Score40
Vitamins & MineralsServing: 1 Micro Tablet(s)Type: Vitamin

Kal Ultra D-3 is a vitamin supplement providing 250 mcg (10,000 IU) of Vitamin D per micro tablet. While it offers a high dose of Vitamin D, research suggests that for some individuals, this specific dosage may still be considered underdosed for optimal therapeutic effects, depending on their baseline levels and specific needs. The product has an N+ Score of 40, earning it an 'F' grade, indicating a below-average rating within its category. This score reflects its ingredient adequacy, which is rated at 0, suggesting the primary ingredient may not meet clinical recommendations for all applications. With a total of 1 ingredient, the label transparency is 100%, but the formula completeness is 50%, highlighting a very focused, single-ingredient approach. This product might be considered by individuals seeking a high-potency Vitamin D supplement, though its N+ grade suggests potential limitations in overall efficacy compared to higher-rated alternatives.

About This Product

Ultra D-3 250 mcg (10,000 IU) Unflavored by Kal is a vitamins & minerals supplement containing 1 active ingredients. It has earned an N+ Score of 40/100 (Grade F).

N+ Score Breakdown

Ingredient Adequacy0/100

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 Diversity36/100

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

Strengths

  • +Fully transparent label with individual ingredient amounts disclosed

Weaknesses

  • Several ingredients below clinically effective doses
  • Limited ingredient diversity compared to category norms

Ingredient Analysis (1 ingredients)

IngredientAmountDose Adequacy
Vitamin D250.000 mcgUnder

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