Since 1645. Preferred by great chefs. Naturally brewed. No preservatives. Great Chefs Know Great Taste: Bring their flavor secret to your own kitchen for a gourmet flair. Yamasa Premium Soy Sauce is consistently preferred by Japan's greatest chefs and is served in fine restaurants the world over. Naturally made without MSG or preservatives. Great chefs settle for nothing less. www.yamasausa.com.