Welcome to Sun-Pro USA Superior Non-GMO Soy Protein Isolates Wholesale supplier of quality Soy Protein Isolates for Nutritional Foods & Beverages Recognized Food Quality & Manufacturing Safety Soy Isolate Products Quality Non-GMO Soy Protein Isolates for Nutritional Beverages, Dry Powder Blends, Meal Replacements, Nutritional Bars & more. About Sun-Pro USA Our focus is consistency and quality. Striving to be the Best Soy Protein Isolate Supplier, with the Best Customer Service at the Best Price. Ordering We'll arrange the shipping method for your company or prepay the shipping charges. Call or email us to order a sample of one of our products.