Emerald Laboratories has gained a reputation for excellence in the vitamin supplement industry. They currently provide contract manufacturing services to companies in the US and abroad. Emerald Laboratories manufactures and market the highest quality, natural, custom-formulated nutriceutical and cosmeceutical products incorporating the latest in anti-aging technology. Emerald Laboratories derives from Ultra Laboratories. Ultra Laboratories is a company absolutely committed to excellence…excellence in product quality and integrity and excellence in serving customers. Ultra Laboratories guarantees that their products really work…naturally.