If you came here from the Facebook video, this is the full explanation I was talking about.
A lot of people have seen short clips showing baking soda mixed with water before breakfast. The problem is that most of those clips stop before explaining why the idea became popular in the first place.
The video on the next page walks through the complete story in simple terms, including why hunger, cravings and changes after 40 can make old routines feel less effective than they used to.