Malate is known as the salts and esters of malic acid and occurs
all metabolizing cells as a key intermediate in the major energy producing
biochemical pathway, which is known as the citric acid
cycle or Krebs cycle. In evaluating the acceptance
of malic acid, emphasis is placed on its well-established
metabolic pathways and the daily consumption of malic acid containing
food. However, there is some doubt concerning the
utilization in the body of the D- enantiomer of malic acid