Holland & Barrett launches The Wellness Tap, a pop-up in Clerkenwell designed as a wellness-focused pub serving hydration drinks instead of traditional alcoholic beverages. Part of the brand’s new Back Your Body campaign, the three-day activation gives visitors the chance to sample Holland & Barrett’s hydration range, which launched earlier this year, alongside products from its summer beauty collection. The free pop-up features hydration “pints”, healthy snacks, nutritionist-led pub talks,…