Calcium Citrate Magnesium And Zinc product image with 60/100 Zerotox safety score

Is Calcium Citrate Magnesium And Zinc Safe? Ingredient Analysis

Kirkland Signature

Calcium Citrate Magnesium And Zinc is a supplement from Kirkland Signature. It has a Zerotox safety score of 60/100, which means it looks generally acceptable but still includes some ingredients worth reviewing.

The main ingredients worth reviewing are Croscarmellose Sodium, Magnesium Stearate, Silicon Dioxide.

60 / 100

Moderate quality

Why score is 60

This supplement contains calcium citrate and magnesium oxide, which are beneficial for mineral supplementation. However, the presence of synthetic additives like magnesium stearate raises quality concerns.

Main concern

Magnesium stearate is a synthetic lubricant that may raise concerns about processing.

Why it matters: This ingredient is flagged in our analysis based on regulatory and scientific sources. Check the Ingredients section for details and see Data sources for methodology.

Regulation status: Ingredient safety is assessed from EU/EPA/CIR and similar databases; formulations may vary. Always read the product label.

Pros

  • Calcium citrate is a well-absorbed form of calcium, supporting bone health.
  • Magnesium oxide provides a source of magnesium, essential for various bodily functions.
  • Zinc oxide contributes to immune function and skin health.
  • Cellulose (plant origin) serves as a natural filler, indicating a plant-based component.

Concerns

  • Magnesium stearate is a synthetic lubricant that may raise concerns about processing.
  • Croscarmellose sodium is a synthetic thickener, which can indicate a more processed formulation.
  • Silicon dioxide is an anti-caking agent that, while common, is synthetic and raises quality concerns.
  • Boron glycinate and gluconates are less common forms of minerals, which may not be as well-studied.

Ingredients breakdown

Each ingredient below is explained in the context of this supplement so the page answers more than a simple label list.

  • Is Calcium Citrate safe in this supplement?

    Good

    Calcium Citrate is used here as base. Calcium citrate is a well-absorbed form of calcium used for mineral supplementation. It supports bone health without raising significant safety concerns.

    Role in formula: base

    Original: Calcium Citrate

    Read the full ingredient profile for Calcium Citrate

  • Is Cellulose safe in this supplement?

    Good

    Cellulose is used here as base. Cellulose from plant origin acts as a natural filler in this supplement, indicating a plant-based component that is generally safe.

    Role in formula: base

    Original: Cellulose (Plant Origin)

    Read the full ingredient profile for Cellulose

  • Is Magnesium Oxide safe in this supplement?

    Medium

    Magnesium Oxide is used here as base. Magnesium oxide provides a source of magnesium, essential for various bodily functions, but its absorption can be less efficient compared to other forms.

    Role in formula: base

    Original: Magnesium Oxide

    Read the full ingredient profile for Magnesium Oxide

  • Is Croscarmellose Sodium safe in this supplement?

    Bad

    Croscarmellose Sodium is used here as thickener. Croscarmellose sodium is a synthetic thickener used to improve the flow of the product. Its synthetic nature raises concerns about processing.

    Role in formula: thickener

    Original: Croscarmellose Sodium

    Read the full ingredient profile for Croscarmellose Sodium

  • Is Magnesium Stearate safe in this supplement?

    Bad

    Magnesium Stearate is used here as emulsifier. Magnesium stearate is a synthetic lubricant that can raise concerns about the quality of the formulation due to its processing.

    Role in formula: emulsifier

    Original: Magnesium Stearate

    Read the full ingredient profile for Magnesium Stearate

  • Is Silicon Dioxide safe in this supplement?

    Bad

    Silicon Dioxide is used here as anti-caking agent. Silicon dioxide is an anti-caking agent that, while common in supplements, is synthetic and raises quality concerns regarding processing.

    Role in formula: anti-caking agent

    Original: Silicon Dioxide

    Read the full ingredient profile for Silicon Dioxide

  • Is Zinc Oxide safe in this supplement?

    Medium

    Zinc Oxide is used here as base. Zinc oxide contributes to immune function and skin health, but its synthetic form may raise some quality concerns.

    Role in formula: base

    Original: Zinc Oxide

    Read the full ingredient profile for Zinc Oxide

  • Is Manganese Gluconate safe in this supplement?

    Medium

    Manganese Gluconate is used here as base. Manganese gluconate is a source of manganese, important for various bodily functions, but its effectiveness and safety profile are less established.

    Role in formula: base

    Original: Manganese Gluconate

    Read the full ingredient profile for Manganese Gluconate

  • Is Copper Gluconate safe in this supplement?

    Medium

    Copper Gluconate is used here as base. Copper gluconate provides copper, essential for health, but its synthetic nature raises some concerns about processing.

    Role in formula: base

    Original: Copper Gluconate

    Read the full ingredient profile for Copper Gluconate

  • Is Cellulose Coating safe in this supplement?

    Medium

    Cellulose Coating is used here as coating. Cellulose coating is used to protect the ingredients, but its synthetic nature may raise concerns about the overall quality.

    Role in formula: coating

    Original: Cellulose Coating

  • Is Boron Glycinate safe in this supplement?

    Medium

    Boron Glycinate is used here as base. Boron glycinate is a less common form of boron, which may not be as well-studied, raising questions about its effectiveness.

    Role in formula: base

    Original: Boron Glycinate

  • Is Cholecalciferol safe in this supplement?

    Medium

    Cholecalciferol is used here as base. Cholecalciferol is a form of vitamin D that supports calcium absorption, but its synthetic nature may raise quality concerns.

    Role in formula: base

    Original: Cholecalciferol

    Read the full ingredient profile for Cholecalciferol

How we score

Our safety scores and ingredient breakdowns are based on regulatory and scientific sources. See Data sources & methodology and How Zerotox works for full details.

Product info

Product ID: 3355369

More from this brand: Kirkland Signature products in Zerotox

Similar products: supplement in Zerotox database

Report / complain: You may report errors or complain about this product or its formulation to hello [at] zeroto.app . Published for transparency.

Frequently asked questions

Browse supplements products on Zerotox with ingredient analysis.
Kirkland Signature — Calcium Citrate Magnesium And Zinc has a Zerotox safety score of 60 / 100. Check the ingredient breakdown above. More Kirkland Signature products. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
This product includes positive or neutral ingredients such as: calcium citrate, cellulose. See the Ingredients section above.
We do not detect parabens in this product's listed ingredients. Always check the label as formulations change.
Kirkland Signature — Calcium Citrate Magnesium And Zinc has a Zerotox safety score of 60 / 100. Higher scores mean fewer concerning ingredients. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
Based on our data we do not detect fragrance in this product's listed ingredients. Formulations can change; check the label.
This supplement contains calcium citrate and magnesium oxide, which are beneficial for mineral supplementation. However, the presence of synthetic additives like magnesium stearate raises quality concerns. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
This product is flagged for: Magnesium stearate is a synthetic lubricant that may raise concerns about processing.; Croscarmellose sodium is a synthetic thickener, which can indicate a more processed formulation.; Silicon dioxide is an anti-caking agent that, while common, is synthetic and raises quality concerns.. See the Concerns and Ingredients sections above.
This depends on the ingredient profile. People with sensitive skin or scalp, users avoiding fragrance, sulfates or animal-derived ingredients, and cautious shoppers should review the breakdown above before buying. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
Zerotox scores are based on ingredients and are not medical advice. Check the breakdown above and consult a healthcare provider. Scores are informational only and do not constitute professional advice; always read the label and consult a qualified professional.
Browse Kirkland Signature products on Zerotox with ingredient analysis and safety scores.
Our analysis notes: Calcium citrate is a well-absorbed form of calcium, supporting bone health.; Magnesium oxide provides a source of magnesium, essential for various bodily functions.; Zinc oxide contributes to immune function and skin health.. See the Pros section above.