USANA Vitamin D
Brand: USANA · Form: TABLET [E0155] On Market
Our assessment
Our assessment: For a general audience seeking to support bone and immune health, vitamin D is a well-established nutrient, and the data confirms that 600 IU daily meets the RDA for most adults [NIH ODS]. However, for the specific product "USANA Vitamin D," no ingredient details, dosage, or formulation data are available. Therefore, we cannot evaluate this particular supplement's quality or effectiveness. Data not available.
How it works
Think of vitamin D as a master regulator — it helps your body absorb calcium for strong bones and supports your immune system's ability to respond to threats [NIH ODS]. It also plays a role in cell growth and neuromuscular function [NIH ODS]. Without specific data on the USANA product, we cannot confirm its bioavailability or mechanism relative to other forms.
Safety profile
Data not available for adverse event reports specific to USANA Vitamin D. For vitamin D generally, toxicity is rare but can occur at extremely high doses, leading to hypercalcemia [NIH ODS]. Since no side effect data from the FDA were provided for this product, we cannot list specific report counts or reactions. Data not available.
Our recommendation
Our recommendation: Without formulation or dosage data for USANA Vitamin D, we cannot endorse this specific product. For general vitamin D supplementation, we advise you to start at 600 IU daily, get your blood levels checked, and choose a product with clear labeling. Data not available for this brand's quality or purity [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | USANA |
|---|---|
| Serving Size | |
| Contents | 84.0 Tablet(s) |
| Market Status | On Market |
How to Read This Label
Supplement labels contain several key sections regulated by the FDA:
- Serving Size — The recommended amount per dose. Always check this — some products require multiple capsules per serving.
- Amount Per Serving — Shows the quantity of each nutrient in the product, typically in IU (International Units), mg (milligrams), or mcg (micrograms).
- % Daily Value (%DV) — Indicates how much a nutrient in a serving contributes to a daily diet. 5% DV or less is low; 20% DV or more is high.
- Other Ingredients — Lists inactive ingredients like fillers, binders, and capsule materials (e.g., gelatin, cellulose, magnesium stearate).
- Suggested Use — The manufacturer's recommended directions for taking the supplement, including timing and dosage.
Source: FDA Dietary Supplement Labeling Guide