Massive Male Plus Review If you were told that you could increase the size of your penis by almost 3 inches in a month, would you believe it? It does sound like a scam, doesn’t it? But believe it or not, there are men who have experienced this growth by taking a supplement regularly! This supplement, known as “Massive Male Plus” is something that works for male enhancement. It contains ingredients that are powerhouses of nutrients. The blend of these nutrients makes this supplement potent. A study conducted reports that an average man will normally have a 5.5” long penis, but most men want more inches. This size is true for most Asians and Americans. But Africans have longer manhood. It has been found that the reason for this lies in their diet. What is Massive Male Plus? Massive Male Plus is a male enhancement supplement that claims to add inches to the size of your penis. The manufacturer claims that using this supplement religiously for 30 days can add 3 inches.