Stop cutting everything out: discover why olive oil, avocado, and nuts are your hormones' and calorie-burning engines' best friends.
Criador do Metaboliza & Autor

Healthy fats gathered together on an appetizing and colorful table.
If you've ever bought a '0% fat' yogurt thinking you were making the best deal of your healthy life, we have some news: you fell for the biggest trick of the last thirty years. In the 90s, the food industry decided that fat was the monster in the closet. The result? They stripped the natural fat out of food and, so it wouldn't taste like wet cardboard, packed everything with sugar and refined starch. The world got fatter, more inflamed, and a lot hungrier.
The biological truth is much friendlier to your plate. Our metabolism doesn't run on wind and plain lettuce. Fats—or lipids, for those who like the technical term—are vital building blocks. Without them, the production of crucial hormones like testosterone and estrogen simply plummets, leaving you tired, low on libido, and with your metabolic rate crawling on the floor.
Low-fat diets are one of the main causes of hormonal imbalance and chronic fatigue in high-performance individuals.
To avoid mistakes at the grocery store, think of fat as types of guests at a party. On one side, we have the VIP guests: monounsaturated and polyunsaturated fats (hello, extra virgin olive oil, avocado, chia seeds, pumpkin seeds, and fatty fish like salmon and sardines). They enter your system cleaning your arteries, reducing tissue inflammation, and telling your brain: 'Relax, we are nourished and satiated!'.
In the middle ground, we have natural saturated fat (like that from coconut, eggs, and high-quality meats), which has its biological role and shouldn't be feared, as long as there is balance and a fiber-rich diet. The real terrorist you want to bar at the door is trans fat and ultra-refined hydrogenated vegetable oils, those hidden in stuffed cookies, packaged snacks, and frozen pasta. Those truly wreak inflammatory havoc on your metabolism.
Always prioritize whole food sources of fats and read ingredient labels to banish hydrogenated oils.
Have you ever noticed that eating a giant plate of just refined carbs makes you hungry again 40 minutes later? This happens because it passes straight through the stomach and causes a rollercoaster of blood glucose. When you add a source of healthy fat to your meal—like a handful of nuts as a snack or olive oil on your salad—your gut releases powerful satiety hormones, such as cholecystokinin (CCK) and peptide YY.
This mechanism delays digestion in a controlled way and sends a clear signal to the hypothalamus: energy has arrived and will last for hours. It's the end of that uncontrollable urge to raid the cookie drawer in the middle of the afternoon, allowing your body to finally use its own stored fat as a fuel source between meals.
Pairing your carbs with healthy fats blunts the glycemic response and keeps cravings at bay.
Now that you know fat isn't poison, the secret to success lies in dosage. Fat is energy-dense—each gram delivers 9 calories, compared to 4 for carbs and protein. This isn't a flaw, it's a superpower! It means you only need small portions of high-quality sources to reap 100% of the metabolic benefits.
You don't need to dump half a liter of olive oil on your salad or eat three whole avocados a day. The trick is to calculate your daily macronutrient needs tailored to your weight and goal. Want to discover the exact amount of fats, proteins, and carbs your metabolism needs to soar? Check out the free calculators here at Metaboliza and build your perfect strategy without starving or giving up flavor!
Quality over quantity: a small handful of nuts or a drizzle of olive oil goes a long way.
Aviso de Saúde
O conteúdo deste artigo é puramente informativo e educacional, baseado em pesquisas publicadas. Ele não substitui o aconselhamento, diagnóstico ou tratamento médico profissional. Consulte sempre um médico ou nutricionista antes de realizar mudanças na sua dieta, treino ou suplementação.
Entusiasta de nutrição e biohacking, focado em simplificar a ciência da saúde.
Participe da discussão com a comunidade do Metaboliza
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