The nutriological functions of saturated fatty acids, monounsaturated fatty acids and polyunsaturated fatty acids, and their balance in diet were stated succinctly.

• 简述饱和脂肪酸、单不饱和脂肪酸和多不饱和脂肪酸的营养学功能以及它们在膳食中的平衡重要性;