Strontium daily intake

Because of the scarcity of data related to strontium intake and toxicity, the World Health Organization (WHO) has not established any reference value for recommended daily intake, or proposed safe ranges for the element strontium (WHO, 1996). The data observed for Germany (Seifert et al. 2000) and other parts of the world (e.g., Pennington and Jones 1987, Schroeder et al. 1972, Skoryna 1981a) suggest that an alimentary Sr intake of 1 to 4 mg per day is very normal and without any risk. Schrooten et al. (1999) reported normal mean strontium levels in blood serum of 14 pg whereas Schroeder et al. (1972) identified a mean Sr plasma concentration of 29 pg... 

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