Reap the skin-boosting rewards of a healthy diet with this pick of the best foods for feeding our complexions Rhiannon Lambert is one of the UK’s leading nutritional experts. Revered for her specialised knowledge in weight management and sports nutrition, she’s also a seasoned public speaker, covering in-depth topics such as how to adopt a healthier relationship with food on national news programmes and, more recently, Ted X – an event that sees presenters speak to a live audience. Additionally, Rhiannon has managed to garner an impressive following through social media and her best-selling book, Re-Nourish. Her colourful Instagram profile provides a daily dose of foodie inspiration and nutritional information – one that’s free from restriction and dieting tips. Instead, she adopts a more positive back-to-basics approach that includes simple, nutrient-rich dishes such as avocado on toast, sweet potato frittatas.