I’m not sure whether it’s just my social media feed, but every third food video I watch seems to focus on protein.

The nutrient, which helps to build and repair your muscles, is indeed key to your health. But the reality is that while some older people may be in genuine need of a protein boost, the rest of us are likely overdoing it .

What 90% of us fail to eat enough of, meanwhile, is fibre, which the NHS says adults should eat 30g of a day.

Most of us hover at a paltry 20g a day , however, or two-thirds of the recommendation.

Hailed as “lifesaving” by the BBC , the nutrient can help everything from your guts to your brain.

Here are some of its (many) benefits:

Fibre has been linked to a lower dementia and cancer risk

Fibre, a type of carbohydrate, is key to heart, bra

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