Common questions

Is Iosis water healthy?

Iosis water scores 85/100 on Scout's independent analysis of ingredients, additives, and lab results — one of the stronger scores in Scout's catalog. Iosis water is a purified water product with added minerals like potassium hydroxide, calcium chloride, and magnesium chloride, which enhance its mineral content and support hydration.

How processed is Iosis water?

Iosis water is NOVA Group 1: Unprocessed or Minimally Processed Foods.

Which ingredients drive Iosis water's score?

In Scout's ingredient-by-ingredient analysis, Calcium Chloride (CaCl2), Magnesium Chloride (MgCl2) count in its favor; Potassium Hydroxide (KOH) is flagged as an ingredient of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Iosis water

Name: Iosis water
Brand: Iosis

Iosis

Excellent

Analysis updated August 2026 · How Scout scores

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At a glance

Beneficial ingredients 2

Harmful ingredients 1

Category Bottled Water

Summary

Iosis water is a purified water product with added minerals like potassium hydroxide, calcium chloride, and magnesium chloride, which enhance its mineral content and support hydration. The water is minimally processed, ensuring a clean and safe product. However, the use of purified water instead of a natural source like spring or aquifer water results in a slight deduction in its overall rating.

Key ingredients 4

Calcium Chloride (CaCl2)

Good

Calcium Chloride provides essential minerals that support bodily functions and contribute to the mineral content of the water.

Magnesium Chloride (MgCl2)

Good

Magnesium Chloride adds beneficial magnesium, which is important for muscle and nerve function, enhancing the mineral profile of the water.

Purified water

Neutral

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

See more about Purified water →

Potassium Hydroxide (KOH)

Bad

Potassium Hydroxide is a strong alkaline substance that can be harsh if not properly regulated, which is why it is considered harmful in this context.

Processing

Group 1 · Minimally processed

Unprocessed or Minimally Processed Foods

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