Burn Complex is a fat burner supplement made by Optimum Nutrition.
It’s designed to improve energy, focus, and fat loss while dieting.
Optimum Nutrition was founded in 1986, in the United States.
Carnitine is an amino acid involved in energy metabolism.
It’s been shown to assist with fat loss, but only in those who are deficient. This form, however, has other benefits such as improving insulin sensitivity and lowering blood sugar (1).
It may also assist with concentration when fatigued.
The standard dose is around 2g.
Caffeine and Guarana
Caffeine can significantly increases metabolic rate, speeding up the fat-burning process (2).
Guarana also contains caffeine.
An effective dose for fat-burning is often about 200mg.
Green tea extract is well-known for its ability to improve fat loss.
Studies show that it can improve fat oxidation during exercise by 17% (3).
The effective is around 500mg.
Theanine is an amino acid that improves relaxation and focus (4).
It’s often used to take the “edge” off stimulants like caffeine.
The effective dose is about 100-200mg.
Cayenne pepper contains a compound called capsaicin.
Who Takes It?
Athletes wanting to improve their energy, focus, and fat loss while dieting may enjoy using Burn Complex.
How to Take
Take 1 scoop (5g) with 250mL water daily.
Caffeine may cause rapid or irregular heartbeat if taken in excessive amounts.
May interfere with sleep if taken in the evening.
- Great combination of effective fat-burning ingredients
- Improves focus and takes the edge off the caffeine.
- Some ingredients are not included in effective doses.
Burn Complex is a simple but solid all-round fat-burner.
It combines a short list of ingredients which are known to be effective, and cater to all aspects of fat-loss. This includes improving energy, focus, and the rate of fat burning.
Most of these are included in effective doses, aside from the green tea extract.
A bunch of great-tasting flavours are available for you to pick from.