CONTRAVE is a prescription weight-loss medicine that may help some adults with a body mass index (BMI) of 30 kg/m2 or greater (obese), or adults with a BMI of 27 kg/m2 or greater (overweight) with at least one weight-related medical problem such as high blood pressure, high cholesterol, or type 2 diabetes, lose weight and keep the weight off.
What Oils Are Made From. The main difference between vegetable and canola oils is the type of plant they are made from. Canola oil is extracted from rapeseed plants, which are related to mustard and cabbage plants. Vegetable oil on the other hand, is no other than soybean oil in many cases.
The chemical composition of vegetable oil can vary depending  entirely on what blend of fatty acids it is made from.    Canola Oil, for example made from rapeseed, is â¦ the formula is   C3H5O6C(CnH(2n+x))3   where,   n = 15, 17, 19 or 21 x= plus or minus 1. -3, or -5. 14 people found this useful. Answered.