Product Reviews
Supports Immune Defense. Planetary Formulas® Astragalus Jade Screen™ is a classic Chinese herbal formula (Yu Ping Feng Wan) consisting of premium grade Astragalus membranaceus with the Chinese tonics atractylodes and siler. Modern research confirms the use of astragalus to support immune defenses. Ancient texts say this preparation will “protect you from the cold winds as if surrounded by a screen of jade."
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