Cadmium and other heavy metals are found in plant foods, including leafy greens. Ruminant meat is the least toxic food for humans because of its high concentration of nutrients. The benefit long term is to your gut and an absence of accumulation of all the other things I'm going to talk about next. "I was really surprised to see the amount of cadmium in oats specifically"
Have you been led to believe that oatmeal is good for you? This podcast is for you! Paul does a deep dive on why you may want to cut oats (and chocolate, and leafy greens) out for good for reasons like heavy metal accumulation, antinutrients, and defense chemicals.
00:07:30 The problem with grains
00:11:45 Heavy metals in oats, greens, chocolate and fish
00:20:00 How saponins damage the gut
00:31:30 Cadmium and heavy metals in oats, vegetables and chocolate
Effects of saponins and glycoalkaloids on the permeability and viability of mammalian intestinal cells and on the integrity of tissue preparations in vitro: https://pubmed.ncbi.nlm.nih.gov/20650190/