[1] Gedgaudas, Nora. Primal Body, Primal Mind: Beyond Paleo for Total Health and a Longer Life (Healing Art Press 2011)

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[2] Sinatra, Stephen et al. Reverse Heart Disease Now: Stop Deadly Cardiovascular Plaque Before It's Too Late (Wiley 2008)

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[3] William, Anthony. Medical Medium Thyroid Healing: The Truth Behind Hashimoto's, Graves', Insomnia, Hypothyroidism, Thyroid Nodules & Epstein-Barr (Hay House 2017)