Reverse osmosis (RO) water is generally considered safe to drink and can be beneficial for health in certain circumstances. RO systems remove impurities and contaminants from water, providing a source of clean, purified water. However, it's important to note that RO water may also remove beneficial minerals from the water, which can affect its taste and potential health benefits. Drinking demineralized water over a long period of time may lead to mineral deficiencies. To mitigate this, some RO systems have remineralization filters to add minerals back into the water after the purification process.Ultimately, the health benefits or drawbacks of drinking RO water depend on individual circumstances, the quality of the source water, and whether any necessary minerals are added back into the water. It's always best to consult with a healthcare professional or a water quality expert to determine the best water treatment option for your specific needs.