Short answer: Sharp post-meal glucose spikes are followed by equally sharp drops, and that drop is what most people experience as a craving — particularly in the evening.
Why evening cravings specifically get called out as a common failure point
The fibre and glucose-stabilising components work together to reduce the volume and intensity of cravings, particularly in the evening — a specific, named time-of-day focus.
Genuine reviewer accounts matching this exact pattern
"Somewhere around week four I realised I had stopped raiding the kitchen at 9pm without deciding to" — Amelia R.'s account directly reflects this stated, specific mechanism working as described.
💡 Worth knowing: if your weight has plateaued because you cannot get past the 9pm kitchen visit, this addresses the actual failure point — a direct, specific framing worth recognizing.