Food grade lubricants testing

Hello sir,
Is any test parameter or any method to do the analysis of food grade lubricants?

Or if any reference for the testing of the same

Like all other lubricants, food grade lube is used to provide protection against wear, friction, oxidation, corrosion, and must be compatible with rubber and other sealing materials.

ok sir…but how to test these lubricants.? which testing pararmeter used for the testing

Take the Food Grade Certificate from the manufacturer.

take MOA and specification from supplier.

I need more details about food grade oil.and any documents for using