Is the active ingredient in red tomatoes Lycopene?

Active for doing what?
Research indicates that lycopene is one of several ingredients that are effective in reducing prostate cancer risk in rats.
See http://news.bbc.co.uk/2/hi/health/3239483.stm
Lycopene is also the ingredient that makes tomatoes red.

Yes, the active ingredient in red tomatoes is lycopene. Lycopene is a natural pigment that gives tomatoes their characteristic red color. It is also a powerful antioxidant that has been linked to various health benefits, including a reduced risk of prostate cancer.

To determine the active ingredient in red tomatoes, you can conduct a scientific study or refer to reliable sources of information such as research articles or reputable health organizations. In this case, you mentioned a link to a BBC news article that provides information about lycopene's potential role in reducing prostate cancer risk.

By referring to credible sources like research studies or reputable news outlets, you can find information about the active ingredients in different foods and their potential effects on health. It's important to critically evaluate sources and consider multiple perspectives before drawing conclusions.