Formerly jade screen
Supports immune defenses
A classic Chinese herbal formula, Yu Ping Feng Wan, which combines premium-grade Astragalus membranaceus with the Chinese tonics, atractylodes and siler
One of the most relied-upon formulas in Chinese herbalism to strengthen immune resistance
Features a primary immune tonifier, astragalus, confirmed in modern research to support the immune system and enhance T-cell and macrophage activity