DOCTOR RECOMMENDED: Lifeable spends thousands of hours on research, testing, and analyzing each of our products. Our entire line of supplements is backed with the approval of a renowned family doctor. GREAT TASTING GUMMIES: These gummies have great flavors everyone loves; they are pleasant and easy to chew; you'll find yourself reaching for more. NATURAL FLAVORED AND NON-GMO: These naturally sourced gummies by Lifeable are certified non-GMO, gluten-free, dairy-free, and free of peanuts. Kosher and Halal. LIFEABLE BIOTIN CONTAINS 10000 MCG PER SERVING: Each gummy contains 5000 mcg of biotin. Each serving is 2 gummies, totaling 10000 mcg per serving. This bottle contains 90 gummies, equaling 45 servings. LIFEABLE CALCIUM MAGNESIUM CONTAINS 30 SERVINGS PER BOTTLE: These high potency calcium magnesium gummies are 3 gummies per serving. This bottle contains 90 gummies equaling 30 servings.