Almond Milk Can Cause Kidney Stones
Many scientists have concluded that there is a link between the consumption of high-oxalate foods and the formation of calcium oxalate kidney stones. Kidney stones are small, hard mineral deposits that form inside your kidneys. Consuming almond milk can cause the oxalic acid to steal calcium from the body and to form it into dangerous calcium stones in the kidneys.
Sources:
http://superhumancoach.com/negative-effects-of-almond-milk/
http://www.youthhealthmag.com/articles/2532/20141119/dangers-of-almond-milk-you-need-to-know.htm
https://www.leftistreview.com/2012/06/21/are-almonds-dangerous-to-your-health/evanlevine/