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ZOE Science & Nutrition · June 18, 2026 · 1h 2m

The 4 rules to protect your muscle, bones and brain health when using Ozempic and other weight loss injections | Dr Federica Amati

Dr Federica Amati, ZOE’s Head Nutritionist, explains how GLP-1 drugs like Ozempic, Wegovy and Mounjaro work and why losing weight doesn't automatically equal better health. She details why many users experience side effects and the surprising brain effect that silences food noise. The conversation covers how fibre can stimulate the body’s own GLP-1 production, why ultra-processed foods override fullness signals, and the hidden risk of muscle and bone loss during rapid weight loss. She shares four practical principles to protect lean mass and support long-term health whether on or off these medications.

This summary was generated from show notes and public descriptions, not from a full transcript review. Details may contain inaccuracies.

Canon

Weight loss on GLP-1 drugs isn’t just fat — muscle and bone mass also decline, threatening long-term health.

Highlights

How GLP-1 drugs work in the body00:03:23
Dr Amati explains that drugs like Ozempic and Mounjaro mimic a natural hormone that signals the brain you’re full and slows stomach emptying.
The surprising brain effect: silencing “food noise”00:15:20
Beyond appetite, GLP-1 drugs appear to quiet intrusive, obsessive food thoughts — what patients call “food noise.”
Fibre stimulates your body’s own GLP-1 production00:21:25
Eating enough fibre helps your body produce GLP-1 naturally, without medication.
Ultra-processed foods bypass the body’s natural satiety cues, making it nearly impossible to feel full.

References

The Appetite ResetDr Federica Amati
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