An organic marine plant species called Lithothamnium calcareum, also known as red algae. Rich in plant-based calcium and other trace minerals including magnesium, iodine and 72 others important for maximum calcium absorption and bone health. 
 
Adult dose: 2 capsules daily with a glass of water.  Contains 300mg calcium per dose.
 
Product features:
Contains 34% pure calcium and has a unique porous structure with a large surface area for greater absorption and utilisation of the calcium in the body.
100% plant-source of calcium
Highly alkaline at pH 10
No herbicides, pesticides or contaminants
No added crushed coral or oyster shell
No calcium chelates from limestone, chalk or rocks
No crushed coral or oyster shell
Contains no animal products, gluten, dairy and is GMO free
Suitable for vegetarians and vegans.