Ensuring high-quality, unbiased data is critical for preventing AI-induced hallucinations, which can lead to harmful outcomes, particularly in industries like healthcare. The article emphasizes the importance of comprehensive data quality practices, including profiling, cleansing, and augmenting data, alongside automated supervision and expert oversight to maintain accuracy in AI applications. Implementing these strategies can significantly enhance the reliability of AI-generated results and mitigate risks associated with biased or incomplete training data.