👉 A "antioptic" is a substance or material that is considered safe for use as an ingredient in medicine, but which has no known active component. This can include things like baking soda and vinegar, which are commonly used to treat stomach ulcers and acid reflux. In the context of chemistry, antioptimists refer to substances that have been deemed safe for use in chemical reactions but do not contain any active ingredients. These substances are often used as catalysts or as intermediates in