MSM Methy Sulfonyl Methane. This is a pure and beneficial form of organic sulphur, a naturally occurring nutrient found in every living organism. It is not related to common sulphurs, sulphates or sulphites which are irritants, and is not yellow as people always think of sulphur.
Raspberry ketones in food and cosmetics are generally considered safe but no one knows what short or long-term effect raspberry ketone supplements could have on your overall health. That's because there has been no study to document potential side effects.
1 Ketones are formed when the body uses fat for its source of energy. 2  Usually the body uses carbohydrates (such as sugar, bread, pasta) for its fuel, but because the ketogenic diet is very low in carbohydrates, fats become the primary fuel instead.  Ketones are not dangerous.