First, its a matter of personal preferences and mental attitude. Next, the scientific facts , its harmless , consisting of protein and sugars and water. Once I tried it, at my gfs insistance, I discovered that my own hangups held me back from the new pleasures I discovered. Lustful kisses, fantastic oral for both of us. Lovemaking went far beyond Cum and Go. It became a Win/Win. I verified my discovery with many women who also found it to be very pleasureable and lustfull.