Kirkland Signature Glucosamine with MSM 375 Tablets
KirklandAnalysis updated July 2026 · How Scout scores
At a glance
Summary
This supplement contains beneficial ingredients like Methylsulfonylmethane and Glucosamine Hydrochloride, which are known for supporting joint health. However, the presence of magnesium stearate, a common additive that may inhibit nutrient absorption, slightly detracts from its overall formulation quality. The product is moderately processed, but the inclusion of effective joint-supporting compounds contributes positively to its score.
Key ingredients 8
MethylsulfonylmethaneGood
Methylsulfonylmethane (MSM) is known for its anti-inflammatory properties and potential to support joint health. It is a naturally occurring compound that may help reduce joint pain and improve mobility. MSM is often used in supplements for its potential benefits in reducing inflammation and supporting connective tissue health.
Benefits
MSM may help reduce joint pain and inflammation, supporting overall joint health.
Glucosamine HydrochlorideGood
Glucosamine Hydrochloride is a popular supplement ingredient for joint health, known to support cartilage formation and repair. It is often used to alleviate symptoms of osteoarthritis and improve joint function. This ingredient is valued for its role in maintaining healthy joints and reducing the progression of joint-related issues.
Benefits
Glucosamine Hydrochloride supports cartilage health and may reduce symptoms of osteoarthritis.
Cellulose GelNeutral
Cellulose Gel is a common filler and binder used in supplements to provide structure and consistency. It is derived from plant fibers and is generally considered safe for consumption. While it does not provide nutritional benefits, it is a neutral ingredient used for its functional properties in tablet formulation.
See more about Cellulose Gel →HypromelloseNeutral
Hypromellose is a cellulose-based polymer used as a coating agent and to control the release of active ingredients in supplements. It is widely used in the pharmaceutical industry for its stability and safety. This ingredient does not contribute to the nutritional profile but serves a functional role in supplement formulation.
See more about Hypromellose →Stearic AcidNeutral
Stearic Acid is a fatty acid used as a lubricant in supplement manufacturing to prevent ingredients from sticking to equipment. It is naturally found in many foods and is generally recognized as safe. While it does not offer nutritional benefits, it is a common and safe additive in supplements.
See more about Stearic Acid →Magnesium StearateNeutral
Standard formulation ingredient — neither beneficial nor harmful at typical use.
Risks
May inhibit the absorption of nutrients and reduce the bioavailability of active ingredients.
Silicon DioxideNeutral
Silicon Dioxide is used as an anti-caking agent to prevent clumping in powdered supplements. It is a naturally occurring mineral and is considered safe for consumption. This ingredient does not contribute to the nutritional value but is important for maintaining product quality.
See more about Silicon Dioxide →MaltodextrinBad
Processed additive flagged under Scout's ingredient doctrine.
Benefits
Provides quick energy due to its rapid digestion.
Processing
Processed Foods
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