If you want to make your penis bigger or boost your drive, you might want to try male enhancement pills. But even though these products often claim to make the penis bigger and improve performance, there isn't much study to back up these claims. A study for 2021Trusted Source found that the normal size of an upright penis is between 5.1 and 5.5 inches, or 12.95 and 13.97 centimeters. Most of the time, a penis is considered unusually small if it is less than 3 inches long when it is standing up. It's called a micropenis. If you want to find the best male enhancement pills because you have trouble getting or keeping an erection during a sexual encounter, you should talk to your primary care doctor or a urologist to find out if erectile dysfunction (ED) could be the cause. Even though ED is most common in older men, a 2017 studyTrusted Source found that as many as 30% of newly identified ED patients are under the age of 40. What do pills that make guys stronger do? Dietary supple...