Are all calories the same?

Are all calories created equally – regardless of whether they come from a low-carb, low-fat or a vegan diet?

Sam Feltham decided to do some self-experimentation investigating just this, and ate almost 6,000 calories on a low-carb diet, a vegan diet and then high-carb fake food. The results varied widely, to say the least.

But what are the implications for the way you’re eating? He answers that in this interview.

Watch a part of the interview above, where he explains how he came up with and conducted his self-experiments (transcript). The full video is available (with captions and transcript) with a free trial or membership: