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Igen Non-GMO Tested™ Dietary Supplement Energy Support Healthy Sleep Collagen Production Gluten-Free No Artificial-Preservatives Potency & Quality Guaranteed An FDA Regulated Facility Carlson® Providing the highest quality nutritional supplements since 1965. Glycine helps maintain optimal energy levels and healthy metabolism, promotes relaxation and a healthy sleep pattern, and plays an important role in collagen production. Glycine in powder form promotes superior absorption.
