After 200+ different SPs and MPAs, no infections as of my last clinical test in late October. (I get tested every 3 months.)
One of my regulars has type-1 herpes. I've actually DFK'd and gotten BBBJs from her while she had sores on her mouth, yet never caught anything. One possible reason for this is the protein shakes I drink daily has more than 12,000 mg of lysine, which is 12x the dosage needed to block the virus:
https://www.healthline.com/health/lysine-for-cold-sore But no I don't recommend having a GFE session with a provider with open sores.