No they will not hurt you. yes, you will still be natural.

Anuj, your taking in BCAA's everytime you take a sip of your protien shake. Dont worry so much, and super dose those bitches if you have enough.

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I don't do this for my family, my friends, women, accolades, pride, or ego. I do it for me and no one else, its just part of who I am.