TWINLAB MAGNESIUM CAPS NATURAL DIETARY SUPPLEMENT PROVIDES 400 MG. OF MAGNESIUM IN EACH CAPSULE FOR 100% OF YOUR DAILY VALUE IN EVERY SINGLE-CAPSULE DOSE. WE MANUFACTURE THIS SUPPLEMENT WITHOUT FILLERS, BINDERS OR COATINGS SO YOU GET THE BENEFITS OF NATURAL MAGNESIUM WITHOUT INGREDIENTS YOU'D RATHER AVOID. THIS BOTTLE CONTAINS 200 CAPSULES OF MAGNESIUM SUPPLEMENT, AND IT IS SAFETY-SEALED FOR YOUR PROTECTION.