Supplement Basics
Water Soluble and Fat Soluble Vitamins Explained
The terms describe how vitamins move through the body and how they are stored. They also help explain why excess intake is not handled the same way for every vitamin.
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Supplement Basics
Start here for serving sizes, dosage forms, bioavailability, storage, nutrient timing and the essential steps for reading a supplement label carefully.
Supplement Basics
Why Supplement Timing Depends on the Ingredient
Meal timing, other supplements and prescription medicines can all change how a product is tolerated or absorbed.
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Supplement Basics
Daily Value, RDA and Upper Limit Explained
Reference values help put a dose in context. They are not personal prescriptions and they do not mean that more is automatically better.
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Supplement Basics
What Bioavailability Means on a Supplement Label
Bioavailability describes how much of an ingredient reaches the body in a usable form, but marketing language often makes the idea sound more certain than it is.
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Supplement Basics
Tablets, Capsules and Softgels: What Changes and What Does Not
The dosage form can affect convenience, swallowing and formulation, but it does not by itself prove that one product is stronger or better.
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