Sea buckthorn is an ancient medicinal plant containing hundreds of bioactive compounds that show promise in treating digestive diseases like stomach ulcers, colitis, and liver problems. This comprehensive review of 85 scientific studies found that sea buckthorn’s active ingredients work through multiple mechanisms including reducing inflammation, fighting harmful bacteria, protecting the intestinal lining, and balancing gut bacteria. The research suggests sea buckthorn could become a valuable natural supplement for digestive health, though more clinical trials are needed to confirm optimal doses and long-term effectiveness in humans.