Spinach inhibits calcium absorbability

Published in the American Journal of Clinical Nutrition, Vol 47, 707-709

Calcium absorbability from spinach
RP Heaney, CM Weaver and RR Recker
Department of Medicine, Creighton University, Omaha, NE 68178.

This paper can be accessed at: http://www.ajcn.org/content/47/4/707.abstract
 
The study revealed that people absorbed calcium much better from milk than spinach. 
 
Absorption of calcium from milk was 27.6% 
 
Absorption from spinach was 5.1%
 
The author concluded that the results conclusively establish that spinach calcium is much less readily available than milk calcium.

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