Supports the thyroid gland and the glands associated with thyroid function. Nutri-Cology Allergy Research Group, TG 100 Organic Glandulars. Hypoallergenic. All glandulars are bovine-source. The contents of the pull-apart, low-antigen gelatin capsules may be removed if preferred. TG 100 Organic Glandulars. This glandular formulation is processed by lyophilization of glands derived from government-inspected, range-fed animals, raised in New Zealand or Australia without hormones or antibiotics. The glandular material is frozen, then subjected to a high vacuum that vaporizes moisture directly from the solid state, thereby maintaining biological activity of the enzymes and hormones..