You only need 59 elements e to make a human being from scratch, right? The ingredent os half, yes. But more specifically, you only need really four to make 90 to 95 % of your body mass,. How mush do you weigh? I weigh 70 kilograms. Let's use you cause that seems to be the weight of an average human mail. So i'm a 70 kilogram mail to make up around about 93 % of that 70 kilos and yours. Only need four elements, four ingredients from the pero table, which is simple, oxygen, carbon, hydrogen and nitrogen. Now, two of them, oxygen and hydrogen, make up makeup around about six ty odds