If there was a truly effective supplement out there that got great results and was safe, then the company selling it would be the most profitable company in the world.
I would look into how well you are recovering if your results aren’t what you are hoping to get. Most people only go as far as consuming some amount of protein and/or a post workout beverage. Those are important, but only part of the recovery process.
Check out my website, www.hawaiifitnessacademy.com if you want to contact me for more information.