Good 4 Life branded products are the best of the best, the most bio-available, utilzing 100% natural, most easily absorbed sources, often being derived from food or "superfood" sources. Exceeding GMP manufacturing standards, our products are made in the USA and have attained the following certifications and associations: USDA Organic Certified, Kosher Certified, NSF Certified, Quality Assurance International Certified Organic, Natural Products Association, United Natural Products Alliance