[2] The brand is a partnership between Waitrose and Duchy Originals Limited, a company set up in 1990 by King Charles III when he was Prince of Wales and Duke of Cornwall.[8] From August 2010 products were relaunched under the Duchy Originals from Waitrose brand and the then range of around 200 lines was expanded to over 300.The new tenant of Home Farm continued the relationship with Waitrose Duchy Organic,[5] which reported a profit of £3.6 million in 2021.[18] In 2008, Duchy Originals partnered with the alternative medicine company Nelsons to produce a line of herbal remedies.This led to controversy, in which leading UK scientists said that Duchy Originals promoted its herbal remedies with scientifically unsound claims.Edzard Ernst, the UK's first professor of complementary medicine, said Duchy Originals detox products were "outright quackery".[21] Gardening tools were produced under the Duchy Originals brand by the Lancashire company Caldwells until it went into administration in 2009.