Gwyneth Paltrow is using an 'intuitive fasting' diet to treat lingering COVID-19 symptoms INSIDER 3/5/2021 Gwyneth Paltrow said she's using keto and intermittent fasting to treat lingering COVID-19 symptoms. The "Intuitive Fasting" plan comes from her health advisor Will Cole to improve metabolism. Experts say Cole's claims go beyond what evidence shows, despite some supporting research. In a recent blog post, Goop founder Gwyneth Paltrow said she used an intermittent fasting diet to shake off the long-term side effects of coronavirus infection, including fatigue, brain fog, and inflammation. Her health advisor, functional medicine practitioner Will Cole, details how to try a similar intermittent fasting technique for yourself in his new book "Intuitive Fasting."