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††USA Functional Medicine MDs, DOs, NDs, DCs and Nutrition Professionals surveyed in 2025 for Designs for Health.IgGI Shield™ combines ImmunoLin® with N-acetyl-D-glucosamine to support the structure of the cells of the intestinal lining and to promote a healthy inflammatory response in the cells of the gastrointestinal (GI) tract.* These ingredients work together to provide support to the intestinal barrier and to support gut immune health.* ImmunoLin®, a serum-derived bovine immunoglobulin concentrate (SBI), is the only purified, dairy-free source of immunoglobulin G (IgG) available as a dietary supplement. Immunoglobulins play an integral role in the support of healthy immune function at the gut and systemic levels.* N-acetyl-D-glucosamine promotes healthy immune function by promoting a balanced immune response.
Gluten free
Dairy free
Soy free
Milk free
Non-GMO
Soybean / Soy Free


Suggested Use: 
Mix 3.5 grams (approximately one scoop) in water or other liquid per day or as directed by your health-care practitioner.

Serving Size: 3.5g

Amount Per Serving
Calories ... 15
Total Carbohydrate ... less than 1g
Protein ... 2g
Serum-Derived Bovine ... 2.5g
(Immunoglobin Concentrate (ImmunoLin))
Immunoglobin G ... 1.1g
(IgG)(from ImmunoLin)
N-Acetyl-D-Glucosamine ... 1g

Other Ingredients: None


Gluten Free, Dairy Free, Soy Free, Non-GMO

Keep out of reach of children.

Enhanced testing

How was this product tested?

At Emerson Ecologics, every brand meets our elevated quality standards. But we don’t stop there. As an added layer of assurance, select products from popular or problematic categories are subjected to enhanced testing by independent third-party labs to confirm potency and purity claims, giving you more trust in the products you recommend. Brands cannot pay for inclusion in Enhanced Testing or to receive an “Enhanced Testing” badge, ensuring that decisions remain clinically-focused and unbiased.

Learn more about the testing methods

IgGI Shield™ Immunoglobulins

Designs for Health

Emerson Item Code

D6669

Vendor Item Code

IGGSHL

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