While this tub tea is safe for most people, some people may be allergic to one or more ingredients and develop a rash. Please use essential oils with caution and always consult your health care provider before using any DIY skin products, especially if you have sensitive skin. If you suffer from any health condition such as high or low blood pressure, diabetes, heart conditions, or are pregnant or breastfeeding, please consult with your doctor before using salt baths.