‘Switch-on’ diet: Why people are swapping meals for protein shakes

A new diet trend centered on protein intake and metabolic “resetting” is gaining traction among women in their 20s and 30s, fueled by social media buzz and a rapidly expanding market for ready-to-drink protein products. Known as the “switch-on diet,” the regimen combines low-carbohydrate eating with intermittent fasting, aiming to shift the body toward fat metabolism. The approach, popularized by physician Park Yong-woo, has drawn widespread attention online, with related video content amassing

By The Korea Herald