By Matt Hardy Matt Le Tissier, John Hartson and Anthony Fowler have been rapped by the Advertising Standards Authority (ASA) over social media posts promoting CBD products. The advertising watchdog upheld complaints relating to posts about Supreme CBD by the trio of former sports stars for failing to disclose they were advertisements and “making health claims about a food product”. City A.M. revealed last year that posts former footballers including Hartson and Le Tissier and ex-boxer Fowler, who owns Supreme CBD, were under investigation by the ASA. Supreme CBD adsThe ASA’s judgement, publish…