He also recommended some hydrochloric acid (HCL) tablets before meals and digestive enzymes tablets after meals to aid with proper digestion. He also listed things like bile salts tablets, kelp tablets, pituiary and adrenal gland tablets, raw orchic-tissue tablets, RNA-DNA tablets, etc.
I don't remember ever seeing any of those in a supplements store, but then again, I never went looking for them.
He said that bodybuilding was 85% nutrition. I wonder what recommendations he'd have given had he had access to all our modern supplements.