Supports healthy skin, bone health, energy metabolism, muscle health. Provides hair and nail support and digestive health support. Nature's Bounty Optimal Solutions Complete Protein & Vitamin Shake Mix contains a nutrient blend that address the key nutritional needs of women to help you look and feel your best. Get the nutrition you need to support a healthy body from the inside out. Quality, consistency & scientific research has resulted in vitamins and nutritional supplements of unrivaled excellence. Using the latest breakthroughs in nutritional science & the finest ingredients, we provide supplements of unsurpassed quality & value. Every Natures Bounty product is subjected to numerous quality tests throughout the manufacturing process to verify purity and potency. The ingredients & final product are tested in our microbiological laboratory to make certain that the product is pure. Our supplements are overseen by scientists, manufacturing specialists and quality experts, each dedicated to maintaining the highest quality standards. Natures Bounty only uses ingredients from suppliers that meet GMP supplement quality standards.