
Allergy Research Group
Nutritional supplements featuring vitamins, minerals, amino acids, probiotics, and specialty formulas across a range of product categories.
About Allergy Research Group
Allergy Research Group develops nutritional supplements that include vitamins, minerals, amino acids, probiotics, enzymes, and specialty formulations. Founded in 1979, the company offers products across a variety of nutritional categories and delivery formats.
The brand emphasizes ingredient sourcing, product testing, and transparent labeling throughout its collections. Allergy Research Group also provides detailed product information and formulation specifications across its supplement lines. Its catalog includes capsules, powders, liquids, and other nutritional products.
Fullscript Quality Guarantee
Fullscript develops direct 1:1 relationships with each brand partner to ensure they meet and maintain our industry leading quality standards. Every brand must provide proof of 3rd party cGMP certification, every year.
Top Products from Allergy Research Group

Ox Bile 125 mg Digest
Each capsule contains one quarter the amount of ox bile as Ox Bile 500 mg #70850. Derived from a bovine source and freeze-dried (lyophilized). Ox Bile is a suitable supplement to the liver's production of bile.
Promotes supplementation of the liver's bile production*

200 mg of Zen Stress Support
200 mg of Zen contains a combination of L-theanine and GABA. L-theanine is found in green tea (Camellia sinensis).
Formulated to promote a natural sense of calm*

Thyroid Natural Glandular
Whole-gland thyroid tissue to support healthy thyroid function, metabolism, and vitality. What It Does Thyroid Natural Glandular provides carefully prepared thyroid tissue from bovine sources to help support normal thyroid hormone activity and overall metabolic balance. By delivering naturally occurring bioactive compounds, this traditional glandular supplement promotes energy, temperature regulation, cognitive clarity, and endocrine function.
Supports healthy thyroid function, metabolism, and vitality*
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