Sweet Whey
Sweet whey is a dairy-derived ingredient containing lactose, whey proteins, and minerals. Primary concern is allergenicity: milk is one of the nine major food allergens requiring labeling under the Federal Food, Drug, and Cosmetic Act.
What it is
Liquid byproduct of cheese-making (typically from rennet-coagulated cheese), often dried into whey powder.
Protein source, browning agent, emulsifier, bulking agent in baked goods, infant formula, and processed foods.
Why it's flagged
- major food allergen - milk
- contains lactose
What regulators actually say
"The major food allergens identified by law are: milk, eggs, fish, crustacean shellfish, tree nuts, peanuts, wheat, soybeans, and sesame."
Regulatory status
United States — FDA
GRAS dairy ingredient; major food allergen (milk) requiring labeling.
European Union — EFSA
Listed in EU Annex II of Regulation 1169/2011 as substance requiring declaration (milk).
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