All people involved in developing and making your recipe or food / beverage ("recipients") should sign a confidentiality undertaking.
The confidentiality undertaking prevents recipients from:
Tip: Use the confidentiality agreement available at SuperNDA.
Also consider adding:
The problem with NDAs is that they only bind signatories. As such, NDAs do not extend to purchasers of your foodstuff. To reserve your right worldwide to prevent the public from buying, copying and selling your recipe, food combination, drink formulation, branding or packaging, you'll need to get Patent, Design and Trademark Pending Numbers.
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