and we use the best-studied form of creatine that money can it's called creapure, and it's fantastic. >> now, we should point out creatine is naturally occurring in red meat. but what about people who don't really eat a lot of red meat? that's a very good point, mark. vegetarians or people that don't really eat a lot of meat, they can be very low on creatine. so, if you're a person out there that's staying away from red meat -- if you're staying away from meat in general, you have more of a vegan-style diet -- well, this is definitely for you. try everstrong -- it'll help restore the healthy muscles, and you will feel the difference. you're gonna love it. >> all right, so obviously this works with athletes, but you say creatine is now going mainstream. i mean, there are studies showing that for older folks, like people over 50, creatine can be a cornerstone compound to help people stay strong, stay healthy, stay vital, right? >> exactly, mark. i mean, this is the ideal muscle-enhancing, muscle-strengthening, muscle-protecting nutrient as we like you and me. in fact, let's go to a coup