Member's Mark Alkaline Ionized Hydration

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Common questions

Is Member's Mark Alkaline Ionized Hydration healthy?

Member's Mark Alkaline Ionized Hydration scores 60/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This product is based on purified water, which is beneficial for hydration but lacks the natural purity of spring or glacial sources.

How processed is Member's Mark Alkaline Ionized Hydration?

Member's Mark Alkaline Ionized Hydration is NOVA Group 1: Unprocessed or Minimally Processed Foods.

Which ingredients drive Member's Mark Alkaline Ionized Hydration's score?

In Scout's ingredient-by-ingredient analysis, Magnesium chloride counts in its favor. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Member's Mark Alkaline Ionized Hydration

Member's Mark
60 Fair

Analysis updated September 2026 · How Scout scores

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At a glance

Beneficial ingredients 1
Harmful ingredients 0
Owned by Walmart
Category Bottled Water
Summary

This product is based on purified water, which is beneficial for hydration but lacks the natural purity of spring or glacial sources. The addition of minerals like calcium chloride and magnesium chloride enhances its nutritional profile, but the use of municipal water as a base results in a penalty. The absence of harmful contaminants is positive, but the processing involved in purification and mineral addition slightly reduces its overall score.

Key ingredients 4

Magnesium chloride
Good

Magnesium chloride is included to increase the mineral content, offering a source of magnesium. It is beneficial for muscle function and energy production. This ingredient also enhances the taste profile of the water.

Benefits

Supplies magnesium, which is crucial for muscle function and energy metabolism.

See more about Magnesium chloride →
Purified water
Neutral

Standard formulation ingredient — neither beneficial nor harmful at typical use.

Benefits

Provides essential hydration and is free from impurities, supporting overall health.

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Potassium hydroxide
Neutral

Potassium hydroxide is used to adjust pH levels in water, contributing to alkalinity. It is added in small amounts and is generally recognized as safe when used appropriately. Its role is primarily functional, with no direct health benefits.

Risks

Excessive consumption can lead to an imbalance in electrolytes, but this is unlikely in typical use.

Benefits

Helps maintain the desired pH level of the water, contributing to its alkalinity.

See more about Potassium hydroxide →
Calcium chloride
Neutral

Standard formulation ingredient — neither beneficial nor harmful at typical use.

Benefits

Provides calcium, which is essential for bone health and metabolic processes.

See more about Calcium chloride →

Processing

Group 1 · Minimally processed

Unprocessed or Minimally Processed Foods

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