Labelling Copilot

Can "liquid hydrolyzed chicken protein" be declared under "animal protein hydrolysates"?

When using a Symrise palatant applied post-extrusion, do I declare it as a flavouring compound or part of the ingredient list?

If I include whole egg powder and egg yolk powder, can I use "egg and egg products"?

For a natural antioxidant blend (tocopherols, rosemary), should I list components or just "natural antioxidants"?

Can ProAge be declared as a "nutritional additive"?

Do I need to specify the animal species of the hydrolyzed protein?

If the palatant includes both animal and plant-derived materials, which category applies?

If I manufacture a functional treat for senior cats containing added prebiotics (FOS, MOS) and postbiotics from yeast fermentation, how should I classify and declare the postbiotic component for EU and South Korea markets?