I'm talking conditional probabilities here. Conditioned on the natural, our track record isn't bad. Conditioned on synthetic substances, just in the last centur

I'm talking conditional probabilities here. Conditioned on the natural, our track record isn't bad. Conditioned on synthetic substances, just in the last century we have thalidomide, high-fructose corn syrup and this wonderful collection: https://en.wikipedia.org/wiki/Category:Withdrawn_drugs https://en.wikipedia.org/wiki/Category:Withdrawn_drugs