Shopping Guides
What should I record when comparing B-complex products?
Copy the full product name, serving size and each listed B-vitamin amount.
How do I compare vitamin C capsules, tablets and powders?
Compare the named formula and labeled amount, then consider how each format is measured or prepared.
What should I compare across vitamin D product formats?
Check how the amount is measured in each format: tablets or capsules are counted, while a liquid uses the measure stated on its label.
How are IU and micrograms displayed on vitamin D labels?
Copy the quantities and units exactly as printed and compare the serving basis before attempting any calculation.
How do vitamin D2 and D3 product labels differ?
Look for the named vitamin form in the nutrient or ingredient information and record it exactly.
How do I compare vitamin bottle sizes by number of servings?
Use total unit count and the units-per-serving information from the same product version.
What does the serving size on a multivitamin label mean?
Serving size establishes the portion used for the amounts printed on that label.
How do multivitamin gummies and tablets compare by nutrients?
Use the nutrient panels for the precise gummy and tablet products.
What ingredients are included in a daily vitamin pack?
Check every component listed for the pack rather than treating a packet as one identical tablet.
How do I compare multivitamin labels?
Compare the same nutrient rows across the exact formulas.