Image source, Getty Images ByClaire Spreadbury Published 10 minutes ago According to Statista, Brits spent a whopping £6.6 billion on hairdressing and beauty treatments, external in 2023. We're a nation obsessed with our locks. But, can we improve our hair through diet? Nutrient deficiencies linked to hair loss "There are a number of nutrients that are important for the health of your hair and how it looks," says registered dietitian and BDA spokesperson Clare Thornton-Wood, external.