Qunol Magnesium Extra Strength 420mg Vegetarian & Gluten Free 240 Capsules
Analysis updated September 2026 · How Scout scores
At a glance
Summary
This supplement features chelated magnesium glycinate, a highly absorbable form of magnesium, which is beneficial for muscle and nerve function. The formulation includes minimal additives, with only hydroxypropyl methylcellulose and magnesium stearate, the latter being a common flow agent that may slightly affect nutrient absorption. Overall, the product maintains a clean label with a focus on bioavailability, though the presence of magnesium stearate is a minor concern.
Key ingredients 4
Chelated Magnesium Glycinate BufferedVery Good
Chelated magnesium glycinate is a highly absorbable form of magnesium, which is essential for numerous bodily functions including muscle and nerve function. The chelation process enhances its bioavailability, making it more effective than other forms of magnesium. It is particularly beneficial for individuals with magnesium deficiency or those needing muscle relaxation support.
Benefits
Supports muscle and nerve function, and is highly bioavailable due to chelation.
Hydroxypropyl MethylcelluloseNeutral
Hydroxypropyl methylcellulose is used as a vegetarian capsule material and is generally considered safe. It is a non-toxic, non-allergenic substance that serves as an alternative to gelatin. It does not contribute any nutritional value but is useful for those avoiding animal products.
Benefits
Provides a vegetarian alternative to gelatin capsules.
Silicon DioxideNeutral
Silicon dioxide is commonly used as an anti-caking agent in supplements and is generally recognized as safe. It helps maintain the free-flowing properties of powdered ingredients. It does not provide nutritional benefits but ensures product stability.
Benefits
Helps maintain the stability and quality of the supplement by preventing clumping.
Magnesium StearateNeutral
Standard formulation ingredient — neither beneficial nor harmful at typical use.
Risks
May inhibit the absorption of nutrients and is a highly processed additive.
Processing
Ultra-Processed Foods
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