Castor Oil Neck & Thyroid Combo (Pack + Oil)The Castor Oil Pack for Thyroid applies gentle compression to the neck which may promote the relaxed, parasympathetic state so you can support: Circulation and inflammation balance Castor Oil(sold separately) may help balance inflammation and support blood flow to the thyroid area Lymphatic drainage The gentle compression of the pack over your thyroid area may support lymphatic drainage and cleansing Appearance of wrinkles Castor Oil is rich in