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Kirkland Signature Organic whole milk

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Common questions

Is Kirkland Signature Organic whole milk healthy?

Kirkland Signature Organic whole milk scores 93/100 on Scout's independent analysis of ingredients, additives, and lab results — one of the stronger scores in Scout's catalog. This product is made from organic A2 milk, which is known for its high quality and easier digestibility compared to regular milk.

How processed is Kirkland Signature Organic whole milk?

Kirkland Signature Organic whole milk is NOVA Group 1: Unprocessed or Minimally Processed Foods.

Which ingredients drive Kirkland Signature Organic whole milk's score?

In Scout's ingredient-by-ingredient analysis, Organic A2 Milk, Vitamin D3 count in its favor. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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Kirkland Signature Organic whole milk

Kirkland Signature
93 Excellent

Analysis updated August 2026 · How Scout scores

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Near you

Kirkland Signature is carried at Costco stores. Find one within 25 miles.

At a glance

Beneficial ingredients 2
Harmful ingredients 0
Owned by Costco
Category Milk
Summary

This product is made from organic A2 milk, which is known for its high quality and easier digestibility compared to regular milk. It is minimally processed and includes Vitamin D3, an essential nutrient that supports bone health. The organic certification ensures it is free from synthetic pesticides and fertilizers, enhancing its nutritional profile.

Key ingredients 2

Organic A2 Milk
Good

Organic A2 milk is considered beneficial because it may be easier to digest for some people and is produced without synthetic pesticides or fertilizers.

Vitamin D3
Good

Beneficial ingredient — whole-food or functional value in this product class.

See more about Vitamin D3 →

Processing

Group 1 · Minimally processed

Unprocessed or Minimally Processed Foods

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