Made from bovine glandular tissue Supports healthy adrenal function Supports healthy cortisol levels Raw Adrenal Glandular from Swanson Health Products may support our own adrenal glands. Swanson brand glandular supplements are made only from raw, cold-processed bovine glandular tissue collected at USDA-inspected facilities. This high-quality tissue is desiccated (dried), defatted (when applicable) and powdered at cGMP certified laboratories in Nebraska.