Raw Material for Use in Food
Contains more than 70 kinds of minerals including 16 essential minerals as well as trace elements.
High purity material unlike ancient Ryukyu limestone or coral sands taken from the seabed which contain various kinds of impurities such as shell fragments, fish bone, and sea urchin spines.
Non-calcined process avoids denaturing and degrading.
The finish is ultra fine with an average particle size of 3μ, making it excellent water-dispersible, thanks to a special manufacturing method.
Maintains the original porous structure of coral, making the powder easily digestive and absorptive after intake.
Tasteless and odorless, and no roughness when blended into food.
More than 70 kinds of minerals.
Average particle size: 3 micron. Other sizes are available.
DONAN analysis of essential minerals (per 100g, historical data)
Clinical trial of human bone density enhancement by Toho University School of Medicine anatomy department ( PDF:268KB )
Bone density test for athletes ( PDF:325KB )