Diet change tied to ‘younger’ biological age in older adults after 4 weeks

Researchers have found that changing your diet — even later in life — may slow the aging process in as little as one month.

Researchers from the University of Sydney assigned 104 participants aged 65-75 to one of four diets. Two of the diets were omnivorous and included protein from both animals and plants. Two included 70% of protein from plant sources.

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One omnivorous diet was high in fat, while the other emphasized carbohydrates.