Pure alcohol is equivalent to 7 kcal
/ g (almost as much as fat: 9 kcal / g)
But excessive drinkers are generally
leaner than those who abstain from drinking.
While small consumers (1 TO 3 DRINKS
PER DAY) can gain weight.
For heavy users, hepatic metabolism,
vasodilation and increased energy expenditure explain the fact that the weight
loss of these subjects by regular excessive alcohol consumption.
Alcoholics are often malnourished
especially if they are suffering from a disease related to alcohol such as
chronic pancreatitis, cirrhosis of the liver, peripheral neuropathy;
This is consistent with a long-term
reduction in energy intake and in particular proteins (MEAT), but also with the
reduction of inputs vitamin antioxidants and calcium