What do producers use to make food during chemosynthesis?

During chemosynthesis, producers use inorganic compounds, primarily hydrogen sulfide or methane, as their energy source. They convert these compounds, along with carbon dioxide and water, into organic matter. This process occurs in environments lacking sunlight, such as deep-sea vents, and supports ecosystems by providing food for various organisms. Unlike photosynthesis, which relies on sunlight, chemosynthesis harnesses chemical energy from the environment.