Scientists are exploring the use of non-edible materials like yeast, gelatin, and Martian regolith dust as possible solutions for making life on Mars more sustainable. These ingredients, which are not meant for consumption, are being studied for their potential to support human survival and environmental stability on the Red Planet. While they may not be appealing to the taste buds, their practical applications in creating a habitable environment are being closely examined. Yeast, a microscopic organism commonly used in baking and brewing, is being considered for its ability to produce food and potentially generate oxygen through biological processes. This could be crucial for long-term human presence on Mars, where resources are extremely limited. Gelatin, a protein derived from animal collagen, is being explored for its structural properties, which might be useful in creating materials for habitats or tools. Martian regolith dust, which is the loose, fragmented material found on the surface of Mars, is also under investigation. Researchers are looking into ways to use this dust for construction or to support agriculture, possibly by mixing it with other substances to create soil-like conditions that could sustain plant growth. The challenge lies in adapting these materials to function effectively in the harsh Martian environment. These studies are part of a broader effort to develop sustainable technologies that could support future Mars missions. By utilizing non-edible resources, scientists aim to reduce the need for transporting heavy supplies from Earth, making long-term habitation more feasible. While the research is still in its early stages, the potential applications of these materials could significantly impact the future of space exploration and colonization.