
In the delicate world of Japanese cuisine, where subtlety and purity define flavor, every ingredient must serve a precise purpose. One such essential, though often overlooked, is food grade magnesium chlorideknown in Japanese
as“nigari” (にがり). Widely used as a coagulantin tofuproduction,
this natural mineral also plays a crucial role in enhancing umami, refining texture, and preserving the integrity of traditional dishes.
Magnesium chloride (MgCl₂) is a naturally occurring salt derived from seawater. When purified into food-grade quality, it becomes safe and ideal for use in food processing and preparation. In Japanese cuisine, it is prized not only for its technical function in tofu making but also for its ability to elevate taste profiles in a clean and natural way.
The secret behind magnesium chloride's flavor-enhancing power lies in its ion interaction with proteins and other compounds in food. When added to soy milk, for example, magnesium ions bind with proteins to form smooth, rich tofu with a slightly sweet and creamy flavor. This same principle applies to other food applications, helping to balance saltiness and unlock deeper umami flavors—an essential element of Japanese cooking.
Today’s consumers are more conscious than ever about food additives. Food grade magnesium chloride offers a clean-label alternative to synthetic coagulants or preservatives. It’s extracted from natural sources, free from artificial chemicals, and aligns perfectly with the values of traditional and health-focused cuisine.
Tofu Coagulation: The most traditional and widespread use of nigari, resulting in a silky and delicate texture.
Salt Replacement: In small quantities, it can adjust and enhance salt perception without increasing sodium content.
Umami Booster: Enhances flavors in broths, miso, and fermented foods.
Preservation: In pickled vegetables and seafood, it helps maintain firmness and taste over time.

At Shandong Runfu Ca Mg Chemical Technology Co., Ltd., we provide high-purity, food-grade magnesium chloride, sourced and processed under strict quality control. Available in flakes, powder, and granules, our products meet international food safety standards and can be customized to meet your production requirements.
✅ 100% food-safe and natural
✅ Stable supply with MOQ starting at 1 ton
✅ Flexible packaging solutions
✅ Global shipping with TT or L/C payment terms
Email us: sales@runfucamg.com
Website: https://en.runfucamg.com
WhatsApp: +86 18365673536
Bring out the authentic taste of Japanese cuisine—start with the right ingredient.