Vatican Insider: Here’s a clip from Palynologist Marzia Boi’s report:
“The pollen traces on the Holy Shroud which have so far been linked to the geographic origin of the relic reveal what oils and ointments were put both on the body and on the sheet. These discoveries have an ethno-cultural meaning linked to ancient funeral practices. These non-perishable particles capture the image of a 2000-year-old funeral rite and thanks to them it was possible to discover what plants were used in the preparation of the body that was kept in the sheet. The oils allowed the pollens, as fortuitous ingredients, to be absorbed and hidden in the shroud’s fabric like invisible evidence of an extraordinary historical event.” According to Jewish custom the dead bodies and the winding sheets were treated with oils and perfumed ointments following a meticulous ritual. Read more on this finding here.