Used in herbal medicine for immune support, helping reduce symptoms of upper respiratory infections like colds and flu. Commonly found in dietary supplements aimed at boosting the body's natural defenses. Also used in traditional formulations to support liver health and aid in detoxification. Its anti-inflammatory properties make it useful in managing sore throat, fever, and sinusitis. Frequently included in natural health products in Asia for its antiviral and antimicrobial effects.

Standardized to contain ≥30% lactones (primarily andrographolides), the active compounds responsible for its therapeutic benefits. In the cosmetics industry, it is added to skincare products to reduce acne, inflammation, and excess oil production, leveraging its antibacterial and sebum-regulating properties.