Basics & Causes
Q. Are these trendy low-calorie snacks actually safe to eat? I'm curious about how they affect weight loss.
A.
Most low-calorie snacks use sugar substitutes like erythritol or sucralose. While they reduce total calories, the taste of sweetness triggers the body to prepare for insulin release. Since no actual energy enters the system, the brain perceives a deficit, leading to intense 'fake hunger' and increased cravings for other foods.
📝 Detailed Answer
Many people attempt to replace meals with these snacks, only to experience a 'binge trigger' later. Medically, sugar substitutes deceive the taste buds but confuse the metabolic process. When sweetness is detected, the pancreas prepares an insulin response; however, because there are no actual carbohydrates to raise blood glucose, the brain signals an energy shortage, which stimulates appetite.
From the perspective of Traditional Korean Medicine (TKM), this can be viewed through the lens of 'Dameum' (痰飮)—the accumulation of metabolic waste due to impaired fluid metabolism. Frequent consumption of artificial additives can lead to 'Bi-heo' (脾虛), a state of Spleen deficiency or weakened digestive function. When the Spleen is weakened, nutrient absorption efficiency drops, and the body tends to shift into an energy-conserving mode. This often results in a frustrating situation where one consumes low calories but fails to lose weight.
While complete avoidance may be difficult, it is crucial to regulate intake to avoid disrupting your body's natural metabolic rhythm. I recommend we analyze your current digestive state and the root cause of your cravings together to find a sustainable balance.
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Expert Verified
Dr. Yeonseung Choe
Chief Director