Yes, green tea is often believed to have immune-boosting properties due to its rich content of antioxidants, particularly polyphenols and flavonoids. These antioxidants have been shown to help neutralize harmful free radicals in the body, which can enhance the immune system.
Additionally, green tea contains a specific type of catechin called epigallocatechin gallate (EGCG), which has been studied for its potential health benefits, including boosting the immune system. EGCG may help enhance the production of regulatory T cells in the immune system, which play a key role in immune function and suppression of autoimmune diseases.
Furthermore, green tea has anti-inflammatory and antimicrobial properties, which can support the body's defenses against infections. It is also rich in L-theanine, an amino acid that has been found to enhance the activity of certain immune cells.
While green tea can be a part of a healthy diet and lifestyle that supports the immune system, it's essential to maintain a balanced diet, exercise regularly, get adequate sleep, and practice good hygiene to keep your immune system functioning optimally. Green tea is not a cure for diseases, but it can contribute to overall health and well-being.