Conveniently located in San Marcos, we specialize in cleansing the colon through Colon Hydrotherapy (also known as colonics). At Radiance Cleansing Center, our clients receive colon hydrotherapy in a peaceful, relaxing, and professional setting. Our colon hydrotherapists are I-ACT and G-PACT certified and committed to providing the highest quality service assuring you a wonderful healing experience.