The results dated the specimens to amongst 3780 and 3660 BCE. Alkaloid extraction yielded close to 2% with the alkaloids together with mescaline in both equally samples. This means that indigenous North Americans were being more likely to have used peyote because no less than five-and-a-50 % thousand yrs back. https://peyotecactusseeds.com/product/exotic-cactus-plants/