Sustainable valorization of pitaya (Hylocereus spp.) peel in a semi-continuous high-pressure hydrothermal process to recover value-added products

What if the secret to sustainable food production lies in the peel of a dragon fruit? A new process turns this colorful waste into valuable products using nothing but water and pressure.

Dragon fruit peels are often discarded, but they hold a treasure trove of bioactive compounds. Researchers have developed a semi-continuous high-pressure hydrothermal process that transforms this waste into valuable products. The method uses water at high temperatures and pressures, avoiding harsh chemicals and making the process environmentally friendly.

The study focused on extracting phenolic compounds, antioxidants, and other useful molecules from the peel. By carefully controlling temperature and pressure, the team maximized the yield of these valuable components. The result is a sustainable way to valorize agricultural waste, turning a problem into an opportunity.

This approach aligns with the growing demand for green technologies in the food and pharmaceutical industries. The recovered products could be used as natural antioxidants, food additives, or even in cosmetics. It's a win-win for both the economy and the environment, proving that waste is only waste if we let it be.

Key Points

• Semi-continuous high-pressure hydrothermal process valorizes dragon fruit peel.
• Uses only water, avoiding harsh chemicals.
• Recovers valuable bioactive compounds sustainably.