Comfrey roots and leaves contain allantoin, a substance that helps new skin cells grow. (shivarose.com)
Externally, it is said to be anti-inflammatory and speed wound healing due to its natural concentration of allantoin. (wellnessmama.com)
TL; DR: my recipe turned out like this — 54g water — 15g rose water — 1g allantoin — 1g silk peptides — 2g honey — 0.5 g matcha powder — 2.5 g hemp oil — 2.5 g rosehip oil — 7g argan oil — 8g mango butter — 5g Polawax — 0.5 g liquid germall plus (humblebeeandme.com)