Where did you see it? This question is wonderful! Eating food to lose weight seems not ideal! Pure coffee can improve basal metabolic rate, so drinking it is not recommended, because drinking too much coffee is not good for your health! Everything is moderately beneficial and excessively harmful! Isn't butter butter, saturated fatty acid? How can I lose weight more? Fat is a big taboo to lose weight, and it is also a saturated fatty acid!