Ist renegadehealth.com sicher?

You can't even read the article. There is a huge popup that blocks the screen with no "x" to close it. Now if you carefully read the popup you will eventually find the button which closes it. But most people do not want to be forced to read popup material. This is a diversion from normal "moral" programming practices which puts it into the category of malware.

While some claims seem to be backed up with evidence there are other claims that are mere opinion supported by wishy-washy terms like Naturopathic and other suspect/meaningless ideologies. Not a bad site, and since it actually tells you to check with your Doctor I rate it questionable not bad.