5 Healthy Fats For Your Brain And Body

Fat has often been demonized in the world of nutrition, but not all fats are created equal. In fact, some fats are essential for optimal health, playing crucial roles in brain function, hormone production, and overall body maintenance. In this article we will explore five healthy fats that can benefit both your brain and body. These fats can be easily incorporated into your daily diet, helping to promote physical and mental well-being. Let's dive in!

Avocado
Avocados are a nutrient-rich fruit that contains monounsaturated fats, which are known to be heart-healthy. These fats, primarily oleic acid, help lower LDL cholesterol levels while increasing HDL cholesterol levels [1]. Benefits include:

Improved brain function

Avocados contain vitamin E, a potent antioxidant that protects brain cells from damage caused by free radicals [2]. Additionally, avocados are rich in lutein, a carotenoid that has been linked to improved cognitive function in older adults [3].

Enhanced nutrient absorption

The healthy fats in avocados can help your body absorb fat-soluble vitamins such as vitamins A, D, E, and K [4]. This improves overall nutrient uptake from your diet.

Tips for incorporating avocado into your diet

1. Add avocado slices to your salad for a creamy texture and delicious taste
2. Create a nutritious smoothie by blending avocado, banana and/or berries and your favorite protein powder
3. Make a homemade guacamole by mashing avocado, diced tomatoes, onions, and a squeeze of lime juice

Extra Virgin Olive Oil
Extra virgin olive oil (EVOO) is a staple of the Mediterranean diet and is well-known for its numerous health benefits. Rich in monounsaturated fats and antioxidants such as polyphenols, EVOO has been associated with a lower risk of heart disease [5]. Benefits include:

Improved cognitive function

EVOO is rich in polyphenols, which have been shown to protect brain cells from oxidative stress and inflammation [6]. Research has suggested that consuming EVOO may lower the risk of cognitive decline and Alzheimer's disease [7].

Reduced inflammation

The oleocanthal compound found in EVOO has potent anti-inflammatory properties, which may help reduce the risk of chronic diseases such as heart disease and cancer [8].

Tips for incorporating extra virgin olive oil into your diet

1. Drizzle EVOO over salads, roasted vegetables, or whole grain pasta dishes
2. Use EVOO as a base for salad dressings, marinades, or homemade pesto
3. Dip sourdough bread in a mixture of EVOO, balsamic vinegar, and your favorite spices

Omega-3 Fatty Acids in Fish
Fatty fish, such as salmon, mackerel, sardines, and trout, are rich sources of omega-3 fatty acids, particularly EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid). These essential fats play a crucial role in maintaining brain health and have been linked to numerous health benefits [9]. Benefits include:

Enhanced brain function

DHA is essential for maintaining brain cell membranes and supporting cognitive function [10]. Research has shown that higher omega-3 intake is associated with better cognitive performance and a reduced risk of cognitive decline with age [11].

Reduced inflammation

Omega-3s have potent anti-inflammatory properties, which can help combat chronic inflammation and promote overall health [12]. Studies have demonstrated that higher omega-3 intake is associated with a lower risk of heart disease and other inflammatory conditions [13].

Tips for incorporating omega-3-rich fish into your diet:

1. Aim to consume at least two servings of fatty fish per week to obtain the recommended amount of omega-3s
2. Try grilling or baking fish with a squeeze of lemon and your favorite herbs and spices for a flavorful and healthy meal
3. Incorporate canned salmon or sardines into salads for a convenient source of omega-3s

Eggs
Eggs are an affordable and versatile source of high-quality protein and healthy fats, including monounsaturated and polyunsaturated fats. They also contain essential nutrients such as choline, which is vital for brain health and function [14]. Benefits include:

Improved brain function

Choline is an essential nutrient involved in the synthesis of the neurotransmitter acetylcholine, which plays a crucial role in memory, mood, and cognitive function [15]. Studies have shown that higher choline intake is associated with better cognitive performance [16].

Heart health

Although eggs are relatively high in cholesterol, research has shown that they do not significantly raise blood cholesterol levels in most individuals [17]. In fact, moderate egg consumption has been linked to a lower risk of heart disease [18].

Tips for incorporating eggs into your diet

1. Enjoy eggs for breakfast in various forms, such as scrambled, poached, or as an omelet with your favorite veggies
2. Create a nutritious egg salad using boiled eggs, Greek yogurt, and fresh herbs, and serve it on whole grain bread or crackers
3. Add a hard-boiled egg to your salad or grain bowl for an extra boost of protein and healthy fats

Nuts
Nuts, such as almonds, walnuts, and pistachios, are nutrient-dense foods packed with healthy fats, protein, fiber, vitamins, and minerals. They are an excellent source of monounsaturated and polyunsaturated fats, which have been linked to numerous health benefits [19]. Benefits include:

Enhanced brain function

Nuts are rich in vitamin E, which, as mentioned earlier, is a potent antioxidant that protects brain cells from damage caused by free radicals [20]. Regular nut consumption has been associated with better cognitive function and a reduced risk of cognitive decline [21].

Heart health

The healthy fats in nuts have been shown to improve cholesterol levels, reduce inflammation, and lower the risk of heart disease [22]. Research suggests that individuals who regularly consume nuts have a lower risk of developing heart disease compared to those who don't [23].

Tips for incorporating nuts into your diet

1. Enjoy a handful of nuts as a nutritious snack, or add them to yogurt, oatmeal, or salads for extra crunch and flavor
2. Make your own trail mix by combining your favorite nuts with dried fruit
3. Use nut butter as a spread on sourdough toast, or blend it into smoothies for added creaminess and nutrition

Incorporating these five healthy fats into your diet can provide numerous benefits for both your brain and body. By focusing on nutrient-rich foods such as avocados, extra virgin olive oil, omega-3-rich fish, eggs, and nuts, you can support optimal cognitive function, promote overall health, and fuel your well-being. The scientific evidence supporting the health benefits of these fats is well-established, making them an essential part of a balanced and healthful diet. So, don't shy away from fats - just choose the right ones and don’t eat too much!

References
[1] Kris-Etherton, P. M., Pearson, T. A., Wan, Y., Hargrove, R. L., Moriarty, K., Fishell, V., & Etherton, T. D. (1999). High–monounsaturated fatty acid diets lower both plasma cholesterol and triacylglycerol concentrations. The American journal of clinical nutrition, 70
(6), 1009-1015.
[2] Morris, M. C., Evans, D. A., Bienias, J. L., Tangney, C. C., & Wilson, R. S. (2002). Vitamin E and cognitive decline in older persons. Archives of neurology, 59(7), 1125-1132.
[3] Johnson, E. J., Vishwanathan, R., Johnson, M. A., Hausman, D. B., Davey, A., Scott, T. M., ... & Poon, L. W. (2013). Relationship between serum and brain carotenoids, α-tocopherol, and retinol concentrations and cognitive performance in the oldest old from the Georgia Centenarian Study. Journal of Aging Research, 2013.
[4] Unlu, N. Z., Bohn, T., Clinton, S. K., & Schwartz, S. J. (2005). Carotenoid absorption from salad and salsa by humans is enhanced by the addition of avocado or avocado oil. The Journal of nutrition, 135(3), 431-436.
[5] Estruch, R., Ros, E., Salas-Salvadó, J., Covas, M. I., Corella, D., Arós, F., ... & Martínez-González, M. A. (2013). Primary prevention of cardiovascular disease with a Mediterranean diet supplemented with extra-virgin olive oil or nuts. New England Journal of Medicine, 368(25), 1279-1290.
[6] Farr, S. A., Price, T. O., Dominguez, L. J., Motisi, A., Saiano, F., Niehoff, M. L., ... & Morley, J. E. (2012). Extra virgin olive oil improves learning and memory in SAMP8 mice. Journal of Alzheimer's Disease, 28(1), 81-92.
[7] Martínez-Lapiscina, E. H., Clavero, P., Toledo, E., Estruch, R., Salas-Salvadó, J., San Julián, B., ... & Martinez-Gonzalez, M. A. (2013). Mediterranean diet improves cognition: the PREDIMED-NAVARRA randomised trial. Journal of neurology, neurosurgery, and psychiatry, 84(12), 1318-1325.
[8] Scotece, M., Conde, J., Abella, V., López, V., Pino, J., Lago, F., ... & Gualillo, O. (2015). Oleocanthal inhibits proliferation and MIP-1α expression in human multiple myeloma cells. Current medicinal chemistry, 22(5), 593-604.
[9] Swanson, D., Block, R., & Mousa, S. A. (2012). Omega-3 fatty acids EPA and DHA: health benefits throughout life. Advances in Nutrition, 3(1), 1-7.
[10] Lauritzen, L., Hansen, H. S., Jørgensen, M. H., & Michaelsen, K. F. (2001). The essentiality of long chain n-3 fatty acids in relation to development and function of the brain and retina. Progress in lipid research, 40(1-2), 1-94.
[11] Yurko-Mauro, K., Alexander, D. D., & Van Elswyk, M. E. (2015). Docosahex aenoic acid and adult memory: a systematic review and meta-analysis. PloS one, 10(3), e0120391.
[12] Calder, P. C. (2015). Marine omega-3 fatty acids and inflammatory processes: effects, mechanisms and clinical relevance. Biochimica et Biophysica Acta (BBA)-Molecular and Cell Biology of Lipids, 1851(4), 469-484.
[13] Del Gobbo, L. C., Imamura, F., Aslibekyan, S., Marklund, M., Virtanen, J. K., Wennberg, M., ... & Fretts, A. M. (2016). ω-3 polyunsaturated fatty acid biomarkers and coronary heart disease: pooling project of 19 cohort studies. JAMA internal medicine, 176(8), 1155-1166.
[14] Zeisel, S. H., & da Costa, K. A. (2009). Choline: an essential nutrient for public health. Nutrition reviews, 67(11), 615-623.
[15] Blusztajn, J. K. (1998). Choline, a vital amine. Science, 281(5378), 794-795.
[16] Poly, C., Massaro, J. M., Seshadri, S., Wolf, P. A., Cho, E., Krall, E., ... & Au, R. (2011). The relation of dietary choline to cognitive performance and white-matter hyperintensity in the Framingham Offspring Cohort. The American journal of clinical nutrition, 94(6), 1584-1591.
[17] Fernandez, M. L. (2006). Dietary cholesterol provided by eggs and plasma lipoproteins in healthy populations. Current opinion in clinical nutrition and metabolic care, 9(1), 8-12.
[18] Djoussé, L., Gaziano, J. M., Buring, J. E., & Lee, I. M. (2009). Egg consumption and risk of type 2 diabetes in men and women. Diabetes care, 32(2), 295-300.
[19] Ros, E. (2010). Health benefits of nut consumption. Nutrients, 2(7), 652-682.
[20] Morris, M. C., Tangney, C. C., Wang, Y., Sacks, F. M., Bennett, D. A., & Aggarwal, N. T. (2015). MIND diet associated with reduced incidence of Alzheimer's disease. Alzheimer's & Dementia, 11(9), 1007-1014.
[21] O'Brien, J., Okereke, O., Devore, E., Rosner, B., Breteler, M., & Grodstein, F. (2014). Long-term intake of nuts in relation to cognitive function in older women. The journal of nutrition, health & aging, 18(5), 496-502.
[22] Kris-Etherton, P. M., Hu, F. B., Ros, E., & Sabaté, J. (2008). The role of tree nuts and peanuts in the prevention of coronary heart disease: multiple potential mechanisms. The Journal of nutrition, 138(9), 1746S-1751S.
[23] Grosso, G., Yang, J., Marventano, S., Micek, A., Galvano, F., & Kales, S. N. (2015). Nut consumption on all-cause, cardiovascular, and cancer mortality risk: a systematic review and meta-analysis of epidemiologic studies. The American journal of clinical nutrition, 101(4), 783-793.