Testophen SL- Testo-tab is a supplement which boosts your testosterone levels. It comprises of Testophen SL compound. It’s a tablet that you can place under your tongue, and it should taken 30 minutes before you workout. It is claimed to increase your testosterone levels, which increases your muscle gain and melts away your fat. It gives also gives you extra stamina to workout. Testo-tab helps you in building muscle and loosing fat faster by improving the quality of your workout due to increased strength. Professional advice should be sought before taking all testosterone supplements, abnormally high testosterone levels can be a health risk.