Dietary supplementation with sunflower oil and golden flaxseed flour as sources of n-6/n-3 fatty acids in a 1.2 : 1.0 ratio in the maternal diet during pregnancy and lactation improved the metabolism of MSG-obese mice adult offspring, including a correction of glucose intolerance, low insulin sensitivity in peripheral tissues, high fat tissue accumulation, and insulin oversecretion. Here, INS is linked to Glucose intolerance.