Medium-Chain Triglycerides

A rapidly absorbed fat source that provides quick energy and supports ketogenic diets.

Also known as: MCTs • MCT Oil

other Names
MCTs, MCT Oil
primary Benefits
Quick energy source, supports ketosis, may aid weight management
common Dose
1-5 tablespoons (15-74 mL) daily
best Form
Oil or powder
timing
Before workouts for energy, or with meals to promote satiety
safety Rating
Generally Safe

Overview

Medium-Chain Triglycerides (MCTs) are a type of saturated fatty acid that are metabolized differently than their long-chain counterparts. Found naturally in coconut oil, palm kernel oil, and dairy fats, MCTs are transported directly to the liver from the gut. This rapid absorption allows them to be used as an immediate source of energy or converted into ketones, which can serve as an alternative fuel source for the brain. This unique metabolic pathway makes MCTs a popular supplement for individuals following a ketogenic diet, athletes seeking a quick energy boost, and those with malabsorption issues who cannot tolerate other types of fats. Unlike long-chain fatty acids, MCTs are less likely to be stored as body fat, which has led to their investigation for weight management purposes. Their ability to promote a feeling of fullness and increase calorie expenditure may contribute to weight loss efforts when combined with a healthy diet and exercise.

Key Benefits

Provides Quick Energy

MCTs are rapidly absorbed and converted into energy, providing a quick fuel source for the body and brain.

Supports Ketogenic Diets

MCTs are easily converted into ketones, helping individuals on a keto diet reach and maintain a state of ketosis.

May Aid in Weight Management

MCTs can increase feelings of fullness, reduce calorie intake, and boost metabolism, which may support weight loss.

Dosage & How to Take

Start with a small dose (1 teaspoon) and gradually increase to assess tolerance. Doses are often split throughout the day.

PurposeDoseNotes
Energy and Ketosis1-2 tablespoons per mealCan be added to coffee, smoothies, or salads.
Weight Management1-3 tablespoons dailyBest taken before or with meals to increase satiety.

Best Time to Take

Can be taken in the morning for energy, before exercise, or with meals.

With or Without Food

Can be taken with or without food, but taking it with food may help prevent digestive upset.

Forms & Bioavailability

FormAbsorptionBest ForNotes
MCT OilHighGeneral use, easy to add to liquids.The most common form of MCT supplement.
MCT PowderHighBaking or for those who prefer a powder form.Often combined with a carrier like acacia fiber.

Side Effects & Safety

Common

  • Diarrhea
  • Vomiting
  • Nausea
  • Stomach discomfort

Rare

  • Irritability

Contraindications

  • Individuals with liver disease should consult a doctor before using MCTs.

Interactions

Other fatsMild

May compete for absorption.

Scientific Research

2015Journal of the Academy of Nutrition and Dietetics

Effects of medium-chain triglycerides on weight loss and body composition: a meta-analysis of randomized controlled trials

MCTs may lead to modest reductions in body weight and composition.

2020Comprehensive Reviews in Food Science and Food Safety

Medium-Chain Triglycerides and Health

MCTs show potential benefits for various conditions, including obesity, metabolic syndrome, and neurological disorders.

Food Sources

Coconut oil
Palm kernel oil
Butter
Whole milk
Cheese
Yogurt

Products With Medium-Chain Triglycerides

5 products in our database contain this ingredient

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.