The Fat That Fights: Omega 3-6-9 and Immunity Written by:
Razia Ali
Dar-es-Salaam, Tanzania
Clinical Nutritionist | Dietitian | Public Health Nutritionist | Diabetic Educator | Nutrigenomic Counsellor | Clinical Researcher
Introduction
Fats have long been misunderstood. Not all fats harm — some heal. Omega 3, 6, and 9 fatty acids play crucial roles in immunity, cell structure, and anti-inflammatory processes, making them especially beneficial for individuals with malnutrition or chronic diseases.
Understanding the Trio
Omega-3 (EPA, DHA): Found in fish oil, flaxseeds, and walnuts; reduces inflammation.
Omega-6 (linoleic acid): Found in sunflower and corn oils; supports growth and metabolism.
Omega-9 (oleic acid): Found in olive oil; maintains heart health.
The correct intake ratio (1:2:1) ensures balanced inflammatory responses (Calder, 2020).
Immunity and Clinical Benefits
Omega-3 enhances the activity of macrophages and T-cells. In malnourished individuals, it supports recovery by improving nutrient transport and red blood cell function. In anemic patients, pairing omega-rich foods with vitamin C or E enhances absorption and reduces oxidative stress.
Example
A 55-year-old diabetic patient added 2 tsp flaxseed oil and fatty fish twice weekly. Within 3 months, her triglyceride levels dropped and immune markers improved — showing small changes create measurable results.
Conclusion
Healthy fats are essential allies. When paired wisely with antioxidants and proteins, they protect, repair, and rejuvenate the body from within.
References
Calder, P. C. (2020). Omega-3 fatty acids and inflammatory processes: From molecules to man. Proceedings of the Nutrition Society, 79(3), 1–15.
World Health Organization (2023). Nutrition Factsheet on Dietary Fats.
