The sweetener fructose, sometimes labelled as 'high fructose corn syrup,' is found in many processed foods, soft drinks and confections.
NOTE WELL: This is the carbohydrate found in those wonderful fruit drinks that we feed our little children. This may be one of the main issues leading to pediatric obesity.
It has been found to cause leptin resistance, one of the hormones found to control hunger, thereby linking it directly to weight gain and obesity.
Shapiro A, Mu W, Roncal CA, et al: Fructose-induced leptin resistance exacerbates weight gain in response to subsequent high fat feeding. Am J Physiol Regul Integ Comp Physiol. 2008.