
The Proof
Food Labels, Fibre, and Ultra-Processed Foods: What Really Matters | Rhiannon Lambert
New
28 Apr 2026 · 58 min
Nutrition basicsMetabolism & fasting
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About this episode
Ultra-processed foods are now the central nutrition conversation of the decade, but the gap between the marketing and the evidence has never been wider. In this episode, I sit down with registered nutritionist and Sunday Times bestselling author Rhiannon Lambert to bring some practical clarity to what the science actually says. We get into how the NOVA system can be too blunt to be useful, why calorie counts on packets are often 30 to 40 per cent inaccurate, what the most recent UPF and...