Understanding N-Acetyl Glucosamine (N-A-G)

N-Acetyl Glucosamine, commonly referred to as N-A-G, is an amino sugar that acts as a fundamental building block for mucopolysaccharides—complex molecules essential to connective tissues and mucous membranes throughout the body. Derived from L-glutamine and glucose, N-A-G occurs naturally in the body and contributes to the structure of tendons, ligaments, cartilage, bone matrix, skin, joint fluid, and the intestinal lining. Unlike glucosamine sulphate or hydrochloride, the acetylated form may be utilised differently by the body, offering targeted support for joints and the gastrointestinal tract.

Benefits for Joint and Gut Health

N-A-G provides raw materials for cartilage and joint fluid, helping support joint comfort and mobility over time.* Additionally, the intestinal lining relies on mucopolysaccharides for integrity; N-Acetyl Glucosamine helps maintain the structural health of the gut lining, which is important for overall digestive wellness.* These dual benefits make N-A-G a unique supplement for those interested in supporting both their musculoskeletal system and digestive health. Consistent use, along with a balanced lifestyle, is recommended to achieve the best results.

Who Should Consider N-A-G?

This supplement is ideal for active individuals who place stress on their joints—such as athletes or those with physically demanding jobs. It may also appeal to older adults seeking to support joint function and gut health as part of healthy aging. People concerned about intestinal permeability or digestive comfort may also benefit. As N-A-G is derived from shellfish (shrimp and crab), it is not suitable for those with shellfish allergies. Always consult a healthcare professional before beginning any new supplement, especially if you have underlying health conditions or are taking medications.

Product Details and Quality

Source Naturals N-A-G is manufactured in the USA under current Good Manufacturing Practises (cGMPs) established by the FDA, ensuring a high-quality product free from yeast, dairy, egg, gluten, soy, wheat, sugar, starch, preservatives, and artificial additives. Each tablet provides 250 mg of N-Acetyl Glucosamine, a typical dosage taken one to two times daily. The product contains shellfish (shrimp and crab); check the label for allergen information. This clean formulation is ideal for many individuals.

• N-Acetyl Glucosamine (from shellfish): 250 mg per tablet
• Other ingredients: Microcrystalline cellulose, stearic acid, modified cellulose gum, colloidal silicon dioxide, and magnesium stearate
• Free from: Yeast, dairy, egg, gluten, soy, wheat, sugar, starch, salt, preservatives, artificial colour, flavour, or fragrance
• Allergen note: Contains shellfish (shrimp and crab)

60 tablets per bottle. Suggested use: 1 tablet 1 to 2 times daily with meals, or as directed by your healthcare provider.

Frequently Asked Questions About N-Acetyl Glucosamine

What’s the difference between N-A-G and glucosamine sulphate?

N-Acetyl Glucosamine is an acetylated form of glucosamine. While glucosamine sulphate is often used for joint health, N-A-G is believed to be more directly involved in synthesising hyaluronic acid and other mucopolysaccharides, and it also supports intestinal lining health.

Can I take N-A-G if I have a shellfish allergy?

No, this product is derived from shrimp and crab shells, so it is not suitable for individuals with shellfish allergies. If uncertain, consult your physician.

How long until I see results?

Individual results vary. Some notice improvements in joint comfort within a few weeks, while others may require longer consistent use. As a dietary supplement, N-A-G is intended for long-term support rather than immediate relief.

Is N-A-G safe for long-term use?

Generally, N-A-G is well tolerated when taken as directed. However, because it is a form of glucosamine, individuals with diabetes or those on blood-thinning medications should consult a healthcare professional before use.

*This statement has not been evaluated by Health Canada. This product is not intended to diagnose, treat, , or prevent any disease.