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Optimum Nutrition 100% Whey Protein
Photo from Open Food Facts, CC BY-SA

Is Optimum Nutrition 100% Whey Protein kosher?

noneDairy (inferred from ingredients)

UPC 748927057058 · verified April 17, 2026 · 5 scans · low confidence

From Open Food Facts.
Product data from Open Food Facts is available under the Open Database License.

Verdict by tradition

Ingredients as printed

Protein blend (whey protein isolate, whey protein concentrate, whey peptides), natural and artificial flavor, lecithin, cellulose gum, xanthan gum, salt, sucralose, acesulfame potassium, lactase.

Natural flavors

Not yet classified: Protein blend, lecithin, lactase

Hey Kosher reads what is printed on the package and matches it against published rulings. It is not a halakhic authority. For the final word, ask your rabbi or the certifying agency.