InClover Research offers BioResiliant. The allergy powder is a scientifically formulated superfood-packed recipe designed to help maintain and support a pet’s natural histamine balance. The product contains only top-quality, proven, natural ingredients to provide allergy support. Mangosteen is a key ingredient due to its powerful antioxidant and catechins content; turkey tail mushrooms add beta glucans to help support the immune system; turmeric contributes curcumin, another powerful antioxidant; and quercetin is included to stabilize the cells and help maintain histamine levels, the company reports.