Long known for her strict macrobiotic diet, Gwyneth Paltrow has now also revealed the details of her detox diet on her online blog GooP. Gwyneth has revealed the secrets behind her slender appearance, through her strict eating plan which eliminates dairy, grains, meat, shellfish, sugar and alcohol. Gwyneth also admits to using olive oil in order to keep her bowel movements regular. “You can accelerate things by drinking half a cup,” she says.