Think bananas are just good for morning ‘get up and go’? Think again.

Bananas are jam packed with potassium and magnesium – both of which help your muscles to relax.

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The little yellow parcels also contain tryptophan – an amino acid which converts to serotonin and melatonin, which help promote calming reactions in the brain. We’ll refer to tryptophan quite a lot over the next few pages since it’s one of the most useful nutrients to consume if sleep is evading you.