When it comes to cleaning your toilet, you deserve a toilet bowl cleaner that gets the job done. Seventh Generation Toilet Bowl Cleaner is here to help. Seventh Generation thoughtfully formulates safe and effective plant-based products that work. With a specially designed plant-based formula that provides a powerful clean that helps fight rings and stains. Septic safe. Our Mint Scent is made from 100% essential oils and botanical ingredients. We design our products to be safe for people, their homes, and the environment.