About this item Well-researched forms of minerals Highly absorbable dimagnesium malate and dicalcium malate* Trace minerals as glycinate chelates from Albion Laboratories for optimal absorption* Thorne products contain ingredients from the purest sources worldwide. Flavors, colors, preservatives, and sweeteners derived from natural sources. Free From: Every Thorne product is made with the purest possible ingredients - without gluten or other major allergens (eggs, tree nuts, peanuts). This product also contains no soy, dairy, yeast, shellfish, or fish.