Suitable for vegetarians. Sugar and starch free. Solgar's Calcium Magnesium 1:1 Tablets are free of corn, yeast, wheat and dairy products and are formulated without the use of preservatives, artificial flavors or colors. Solgar's Chelated Calcium/Magnesium 1:1 Tablets are manufactured under license agreements with Albion Laboratories whose patents and pending patents cover the complexing of minerals with pure amino acids.