https://smile.amazon.com/NUTRALEAN-PREBIOTIC-Protein-Powder-Gluten-Free/dp/B07H5S9V96/ref=sr_1_1_sspa?crid=E7PLPCUMJ1LJ&keywords=nutralean%2Bprotein%2Bpowder&qid=1579476967&sprefix=nutralean%2Caps%2C138&sr=8-1-spons&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEyTE9aWlM3MzlSTDdWJmVuY3J5cHRlZElkPUEwMzEzNDgzM0NDTldSS0IxNlJNWiZlbmNyeXB0ZWRBZElkPUExMDI3NzAwMkNWQ1NYRUZaUjhFSiZ3aWRnZXROYW1lPXNwX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU&th=1 (https://smile.amazon.com/NUTRALEAN-PREBIOTIC-Protein-Powder-Gluten-Free/dp/B07H5S9V96/ref=sr_1_1_sspa?crid=E7PLPCUMJ1LJ&keywords=nutralean%2Bprotein%2Bpowder&qid=1579476967&sprefix=nutralean%2Caps%2C138&sr=8-1-spons&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEyTE9aWlM3MzlSTDdWJmVuY3J5cHRlZElkPUEwMzEzNDgzM0NDTldSS0IxNlJNWiZlbmNyeXB0ZWRBZElkPUExMDI3NzAwMkNWQ1NYRUZaUjhFSiZ3aWRnZXROYW1lPXNwX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU&th=1)
One of the semi-local cake bakers that I follow of FB posted about this protein powder that is pn and tn free as well as soy free, gf and egg free. We have not tried it but thought I would share.
https://www.facebook.com/jenicakesnutfreebakery/?__tn__=%2Cd%2CP-R&eid=ARA7qwElBJmd0VkEScI6LqwkWcHXeM-7jdTnt6bprm3PC2kuGjW4oMerOXQ6Sure2cTOXwZI9tLBdCcg (https://www.facebook.com/jenicakesnutfreebakery/?__tn__=%2Cd%2CP-R&eid=ARA7qwElBJmd0VkEScI6LqwkWcHXeM-7jdTnt6bprm3PC2kuGjW4oMerOXQ6Sure2cTOXwZI9tLBdCcg)