The label "Soybean and Rapeseed Oil" on food products indicates that the product may contain soybean oil, rapeseed oil (canola oil), or a combination of both. This labeling is used when manufacturers choose to switch between these oils based on availability, cost, or production preferences, while maintaining the product's quality. Both oils are valued in the food industry for their culinary properties, especially for frying and cooking, as well as for their stability and neutral flavor that does not alter the taste of foods.

Soybean Oil

• Source: Derived from soybeans, it's one of the most widely used vegetable oils globally, particularly favored in commercial kitchens and processed food production.
• Use: Frying, cooking, salad dressings, and as an ingredient in processed foods.
• Nutritional Profile (per 100 grams):Calories: Approximately 884 kcal
• Fat: 100 grams, predominantly polyunsaturated (about 58%) and monounsaturated fats, with a smaller percentage of saturated fats (about 15%).

Soybean oil is rich in essential fatty acids, such as linoleic acid (omega-6) and to a lesser extent alpha-linolenic acid (omega-3), important for cardiovascular health. However, the high ratio of omega-6 to omega-3 can be a concern if consumed excessively.

Rapeseed Oil 

Source: Made from the seeds of the rapeseed plant (Brassica napus), a variety bred to have low levels of erucic acid compared to traditional rapeseed, making it safe for consumption.

• Use: Widely used in cooking for frying, in salad dressings, and baking.
• Nutritional Profile (per 100 grams): Calories: Approximately 884 kcal
• Fat: 100 grams, rich in monounsaturated fats (about 61%) and polyunsaturated fats, with a low content of saturated fats (about 7%).

Canola oil, a modified version of rapeseed oil, would be preferable as it contains insignificant amounts of erucic acid, which is present in rapeseed oil in certain amounts.

Comparison and Considerations

Though both oils share a similar caloric intake, they significantly differ in fatty acid composition, which can influence their health assessment. 

Health Considerations: Both oils can be included in a balanced diet, but it's important to consider the quality and quantity of fat consumed. Diversity in dietary fat sources is crucial to ensure adequate intake of essential fatty acids without exceeding those potentially pro-inflammatory.