Fat and carbohydrate oxidation had been decided by way of oblique RZE Max Male Enhancement calorimetry, a method that uses oxygen consumption to determine which type of nutrient is being metabolised. What changed into located Maximum fats oxidation came about at a median depth of 48% of VO2 max (a degree of the capability of the frame to deliver oxygenated blood to a big muscular tissues) corresponding to round 62% maximal coronary heart fee.