Protein can help you lose weight - Women's Health & Fitness
3. Eat more protein
Here’s where those protein shakes come into their own. Of all the macronutrients, protein ‘costs’ the most calories to digest. In other words, a higher proportion of the calories in a protein shake are used up just to digest it than those in a muesli bar.

“Thermogenesis is basically the production of body heat,” explains McGrice. “Thermo, relates to temperature, and genesis to production. So if you think of the body as a machine, when it’s working and active it produces heat and burns kilojoules. When we are exercising or digesting food our body undertakes thermogenesis.”

But beware ‘thermogenic enhancers’, which often claim to stimulate fat loss. “The commonly promoted thermo bars and drinks and products that target brown fat and increase metabolism have no substance,” says Matt O’Neil, exercise physiologist and dietitian.

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