What is the difference between mechanically pressed canola oil and solvent-extracted canola oil regarding nutritional content and production methods? References: Canola Council (2022). The Canola Oil Production Process. Retrieved from https://www.canolacouncil.org/ Canadian Organic Growers (2022). Organic Production Systems. Retrieved from http://www.cog.ca/

Mechanical Pressing VS Solvent Extraction: Canola Oil Production

When it comes to canola oil production, two common methods are typically used—mechanical pressing and solvent extraction. Each method results in a product with different characteristics and nutritional content. In understanding these differences, one can make informed decisions about which oil is the best fit for their dietary and cooking requirements.

Mechanically Pressed Canola Oil

Mechanical pressing is a more traditional method of extracting oil from canola seeds. The process involves pressing the seeds under high pressure to extract the oil. This method is often used in the production of organic or cold-pressed oil. The process results in an oil higher in nutrients such as omega-3 and omega-6 fatty acids, and certain micronutrients, due to less processing at lower temperatures.

Solvent-Extracted Canola Oil

Solvent extraction is a more modern method that utilizes a chemical solvent to separate the oil from the seed. This process is far more extensive and efficient, resulting in a higher yield of oil. However, the high temperatures and chemical solvents used can degrade some of the nutritionally beneficial components of the oil, such as certain antioxidants. The oil produced is also further refined, which further reduces the nutritional content.

Conclusion

Each method of canola oil production offers its advantages and disadvantages. Mechanically pressed canola oil is generally more nutrient-rich and natural, while solvent-extracted oil offers a higher yield and is more cost-effective. When choosing between the two, consider your nutritional needs, cooking requirements, and budget.