Mark Gilbert

You always recommend this and that, but what’s your supplement regimen look like?

I approach my supplementation like a scientist but I use products that have both “...

For bulking, how many calories should I take in?

We’ve just had a similar question on our FitnessInventor.com website. For those...

I keep hearing that whey protein only lasts for about two hours in your system and that it’s not anti-catabolic. If this is true, how come so many guys use whey? Is casein better?...

I read your online column on Muscle-Insider.com while I’m at work, and you’re one of the smartest in the industry by far! How much does it cost to hire you to do my diet?

What’s your opinion on the use of ephedrine for fat loss? Do you think it should have ever been banned in the USA?

I heard usnic acid is a great fat-loss supplement and is used quite often overseas. What’s your take?

L-carnitine is supposed to burn fat inside the muscle, but my biochemistry teacher said that the stuff’s a total scam. Is this true?

L-carnitine is not a scam. It’s a...

Q. Why should I be taking glutamine? Is it a good fat burner?

Q. With my next fitness competition only a few months away, I need an edge if I’m going to place. Should I buy organic foods to prepare my meals this time? Is going...

Q. I drink diet cola when I’m cutting up because it has no calories. It feels almost like a cheat because it tastes sweet, but I’m a bit concerned. I keep hearing that...