Liver Cell Protection with Milk Thistle
Rawls draws on his surgical experience: young livers are beefy red, but by 40–50 they become yellow and mottled as liver cells die and are replaced by fat (25% of the population now has fatty liver). This loss reduces the organ's ability to process toxins and recycle cholesterol — explaining why cholesterol naturally rises. Milk thistle has been shown in studies to regenerate liver cells, not by stimulating division directly, but by protecting them from the oxidative burst generated during phase-1 detoxification. By reducing that free radical damage, it allows natural regeneration, as the liver is one of the few organs that can rebuild its cell population.
Milk thistle (silymarin) is a potent antioxidant that neutralizes free radicals generated in hepatocytes during cytochrome P450 phase-1 metabolism. By quenching these radicals, it prevents cell death, allowing the liver to regenerate functional cells instead of replacing them with fat. This in turn preserves cholesterol processing (since 85% of cholesterol is recycled by the liver) and overall detox capacity.
Rawls has taken milk thistle daily for 15–20 years. His cholesterol remains at or below his levels from his 30s and 40s, and he has no fatty liver despite prior severe illness.
Milk thistle has actually been found in studies to regenerate liver cells. How does it do that? It protects the liver cells from the detoxification process. That phase one that is happening in liver cells is really toxic. It creates a lot of free radicals, kills the liver cells.

