If you're someone who likes that extra level of control in your diet and supplementation, there's no reason why you could not do your own pre-workout. Well, scratch that, there are a few reasons: it can end up being a lot more expensive, and depending on how you make it, you can do without a few key ingredients. And the taste will probably be terrible … Yes, that's a pretty big challenge for the average athlete.
So before you put on a lab coat and get into PubMed, make sure you have a skirt. solid foundation for training and nutrition. Do you exercise consistently and in good shape 3-5 times a week? Do you eat enough calories and protein, and do you have a solid meal before exercise? Check, check, check. OK, then maybe you are no longer an "average" athlete.
However, before you search the dark web for a discounted range of pure African yohimbine, you should keep in mind that starting with simplicity is almost always the best option. If you want to make your own pre-preparation, you should keep the key ingredients for the best pre-workout: caffeine (if that's your concern), beta-alanine, and possibly nitric oxide boosters for stamina and pumping. If you want to penetrate the rabbit hole with nootropics (such as brain enhancing supplements) or other target-specific ingredients, you should do so ̵
. It's just about improving what you can do with it!