For junior and intermediate bodybuilders, basic diet ranks first, training attitude and methods rank second, adequate rest ranks third, protein powder creatine branched-chain amino acid magnesium zinc tablets rank fourth, and then those icing on the cake, such as testosterone-promoting drugs.
Often beginners and intermediate bodybuilders mistakenly put supplements in the first place, thinking that after eating those so-called drugs and supplements, muscles will grow wildly, while they relax their basic diet and training.
If you were a senior bodybuilder, you wouldn't ask this question.
What we discussed above is natural bodybuilding without steroids.