When they analyzed it, they found that the seawater had dissolved components of the volcanic ash, allowing new binding minerals to grow. (sciencemag.org)
Phytic acid binds minerals in your digestive tract, which eventually expels the minerals from your body. (livestrong.com)
Fermentation creates a slightly acid medium, which increases the ability of phytases already present in the grain to reduce phytate content by catalyzing the conversion of phytate to inorganic phosphate, thus releasing bound minerals (3, 4). (blog.realfood-realhealth.com)