NOW Supplements Magnesium Citrate Enzyme Function Nervous System Support 240 Veg Capsules
Analysis updated August 2026 · How Scout scores
At a glance
Summary
This magnesium supplement features magnesium citrate, a highly bioavailable form that supports enzyme function and nervous system health. The formulation is clean, with minimal additives like hypromellose and silicon dioxide, which are common and generally considered safe in supplements. The absence of harmful ingredients such as artificial dyes or sweeteners contributes to its high rating.
Key ingredients 4
MagnesiumGood
Magnesium is an essential mineral that supports numerous biochemical reactions in the body, including enzyme function and nervous system health. It is derived from magnesium citrate, which is a highly bioavailable form, enhancing absorption and effectiveness. This mineral is crucial for muscle and nerve function, blood glucose control, and bone health.
Risks
Excessive intake of magnesium can lead to diarrhea, nausea, and abdominal cramping.
Benefits
Magnesium supports muscle and nerve function, helps regulate blood pressure, and is involved in energy production.
Ascorbyl PalmitateGood
Beneficial ingredient — whole-food or functional value in this product class.
Benefits
Acts as an antioxidant, helping to preserve the product and potentially providing minor vitamin C benefits.
HypromelloseNeutral
Hypromellose is a cellulose-based compound used as a capsule material, providing a vegetarian alternative to gelatin. It is generally considered safe and inert, with no significant nutritional value. It serves as a delivery mechanism for the active ingredients without affecting their efficacy.
See more about Hypromellose →Silicon DioxideNeutral
Silicon dioxide is used as an anti-caking agent to prevent clumping and ensure even distribution of ingredients. It is a naturally occurring compound found in the earth's crust and is considered safe for consumption in small amounts. Its primary role is functional, with no direct health benefits.
See more about Silicon Dioxide →Processing
Processed Foods
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