While protein shakes are convenient, long-term reliance on them can actually weaken your digestive functions. From a TKM perspective, we recommend a phased approach to healthy weight loss: First, we assess whether you have 'Spleen Deficiency' (Bi-heo, 脾虛). If your digestive capacity is low, consuming high-concentration shakes can lead to bloating and excessive gas. Second, it is crucial to remove 'Phlegm-Fluid' (Dam-eum, 痰飮), which are metabolic waste products in the body. When Dam-eum accumulates, metabolism slows down, and liquid diets often lack the energy required to flush these wastes out. Herbal prescriptions are often used to 'flip the switch' on your metabolism first. Third, we address 'Blood Stasis' (Eo-hyeol, 瘀血). Poor blood circulation due to stasis often results in stubborn fat in specific areas. Rather than just supplementing nutrients, we focus on clearing the pathways so nutrients reach every cell effectively. Finally, we suggest a gradual transition back to whole foods. Shakes should be a supplement, not a replacement; returning to a natural diet is the only way to prevent the yo-yo effect. The true key to dieting is not starving, but 'digesting properly.' By balancing these internal factors, you can manage your weight healthily.