HOW LONG WILL A BOTTLE OF NATURAL CALM LAST?

A large bottle of Natural Calm magnesium citrate powder is 452 grams. Each serving is one teaspoon, or 2.5 grams, and delivers 205 mg of magnesium. There are 180 servings in one large bottle.

Small bottles of Natural Calm magnesium citrate powder are 226 grams and contain 90 servings if you take one teaspoon per serving.