Best Time To Take MCT Oil While Intermittent Fasting

Recently, medium-chain triglyceride (MCT) oil has gained significant popularity as a health supplement and cooking ingredient. Derived from coconut oil or palm kernel oil, MCT oil contains medium-chain fatty acids that offer numerous health benefits. From improved weight management to enhanced cognitive function, MCT oil has become a favorite among health-conscious individuals. In this article, we will explore some of the key benefits of MCT oil.

MCT Oil and Fasting

MCT (medium-chain triglyceride) oil is a type of fat that is commonly derived from coconut oil or palm kernel oil. It is often used as a supplement and has gained popularity due to its potential health benefits, including increased energy, improved cognitive function, and potential weight loss support.

When it comes to fasting, there are different approaches and interpretations. Some people follow strict water-only fasts, while others allow certain foods or beverages that are considered to have minimal impact on insulin levels and metabolism. The primary goal of fasting is to restrict calorie intake and induce specific metabolic changes in the body.

MCT oil is a concentrated source of calories, providing about 8.3 calories per gram. When consumed, it can be quickly converted into energy by the liver, bypassing some of the typical processes involved in digesting and metabolizing other dietary fats. The effect of MCT oil on fasting depends on how you define a fast and your specific goals.

From a strict caloric standpoint, consuming MCT oil would technically break a water-only fast because it does contain calories. However, some proponents of intermittent fasting or time-restricted feeding (TRF) allow for minimal caloric intake during fasting periods without considering it a complete break of the fast. They argue that small amounts of MCT oil might not significantly impact insulin levels or the overall benefits of fasting.

It’s essential to note that the scientific evidence on the effects of MCT oil and fasting is limited, and individual responses can vary. If your primary goal is autophagy (the cellular recycling process associated with fasting) or maximum metabolic and hormonal benefits, it’s generally recommended to stick to water or non-caloric beverages during the fasting period.

If you’re following a specific fasting protocol or have health concerns, it’s always best to consult with a healthcare professional or a registered dietitian who can provide personalized advice based on your needs and goals.

Benefits of MCT Oil

#1. Weight Management:

Weight Management: MCT oil has been found to support weight loss and weight management efforts. Unlike long-chain fatty acids, medium-chain fatty acids are rapidly absorbed by the body and efficiently converted into energy, instead of being stored as fat. The thermogenic effect of MCT oil can boost metabolism and increase calorie burning, which may aid in weight loss.

#2. Increased Energy Levels:

Due to their rapid digestion and absorption, MCTs provide a quick source of energy. When consumed, MCT oil is transported directly to the liver, where it is converted into ketones—a readily available fuel source for the brain and muscles. This makes MCT oil an excellent option for athletes, those following a ketogenic diet, or anyone seeking a natural energy boost.

#3. Brain Health and Cognitive Function:

 MCT oil is known to support brain health and cognitive function. The brain can efficiently utilize ketones as an alternative fuel source to glucose. By providing a readily available source of ketones, MCT oil can enhance mental clarity, focus, and overall cognitive performance. It has also been studied for its potential to aid individuals with neurodegenerative conditions like Alzheimer’s disease.

#4. Gut Health:

MCT oil exhibits antimicrobial properties that can promote a healthy gut environment. Medium-chain fatty acids have been shown to inhibit the growth of harmful bacteria, fungi, and parasites, while supporting the growth of beneficial gut bacteria. This balance in the gut microbiome is essential for optimal digestion, nutrient absorption, and overall gut health.

#5. Reduced Risk of Heart Disease:

While further research is needed, some studies suggest that MCT oil may have a positive impact on heart health. It has been observed that MCT oil can increase levels of HDL (good) cholesterol and decrease levels of LDL (bad) cholesterol, which could potentially reduce the risk of heart disease. However, it’s important to note that excessive consumption of MCT oil may lead to an increase in overall calorie intake, so moderation is key.

#6. Anti-Inflammatory Properties:

Medium-chain fatty acids, such as those found in MCT oil, possess anti-inflammatory properties. Chronic inflammation has been linked to numerous health conditions, including obesity, diabetes, and heart disease. By reducing inflammation in the body, MCT oil may contribute to better overall health and well-being.

#7. Easy to Incorporate into the Diet:

 One of the advantages of MCT oil is its versatility. It has a neutral taste and can be easily added to various foods and beverages. Whether you blend it into your morning coffee, drizzle it over salads, or use it in cooking, MCT oil offers a convenient way to reap its benefits without making significant changes to your diet.

As with any dietary supplement, it’s essential to use MCT oil in moderation and consult with a healthcare professional if you have any underlying health conditions or concerns. While MCT oil is generally safe for consumption, excessive intake may lead to digestive issues, so it’s best to start with smaller amounts and gradually increase as tolerated.

Our Top 5 Choices

#1. Sports Research Keto MCT Oil

#2. Bulletproof Brain Octane C8 MCT Oil

At Bulletproof, they only use science-backed ingredients to deliver maximum benefit. For sustained energy, blend Brain Octane C8 MCT Oil into Bulletproof Coffee, or add it to soups, smoothies, and more.

  • 100% C8 MCT Oil (Caprylic Acid Triglycerides from Highly Refined Coconut Oil)

#3.Viva Naturals Organic MCT Oil

uel your brain and body with 100% MCT Oil‡.* MCT Oil helps you feel full and is quickly digested and converted into energy, making it a convenient way to help power your day.* Mix this flavorless, odorless oil into your daily coffee or smoothie, or add it to your favorite foods and dressings to kickstart your wellness routine.

This versatile, flavorless oil is made from a pure source of premium coconuts – no palm oil or filler oils. It provides 14 grams of MCTs (including caprylic and capric acids) per serving.

#4. Nature's Way Organic MCT Oil

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#5. Natural Force Organic MCT Oil

MCT Oil from Organic Coconuts – Made from cold-pressed virgin coconut oil, Natural Force Organic MCT Oil provides 14 grams of high quality, full-spectrum MCTs (C8, C10, & C12) per 1 tbsp serving. With 0g sugar, 0g carbs, and only 125 calories per serving, it is the perfect source of healthy fats for keto and low carb coffee, smoothies, and cooking.


In conclusion, medium-chain triglyceride (MCT) oil offers a wide range of potential health benefits, including weight management, increased energy levels, improved cognitive function, and gut health support. While more research is needed to fully understand its mechanisms and long-term effects.

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