Dr. Joseph Mercola - Take Control of Your Health Preservatives in Ultraprocessed Food Linked to Rising Cancer and Diabetes Rates
Feb 19, 2026
The show explores links between synthetic preservatives in ultra-processed foods and rising cancer and Type 2 diabetes rates. It contrasts traditional preservation like fermenting and drying with modern chemical additives. The timeline of disease increase and biological mechanisms such as microbiome disruption and DNA damage are highlighted. Practical suggestions include reading labels and choosing naturally preserved foods.
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Shelf-Life Shock Sparks The Topic
- Dr. Joseph Mercola describes finding a snack cake with a two-year expiration date and wondering what makes it "immortal."
- He uses this personal observation to open a discussion about hidden costs of long-lasting packaged foods.
Preservatives Track With Chronic Disease Rise
- The podcast links synthetic preservatives in ultra-processed foods specifically to rising cancer and Type 2 diabetes rates.
- The hosts emphasize timing: these diseases surged in the last 50–70 years as synthetic food chemistry proliferated.
Traditional Methods Work With Biology
- The hosts contrast modern chemical preservation with ancestral methods like drying and fermenting that work with biology.
- They argue traditional methods preserved food without introducing synthetic compounds our cells haven't evolved to handle.