Source: BMJ (12-31-09)
Miracle beauty products may be a staple Christmas present today, but they're not a recent invention. Diane de Poitiers, a French noble woman and mistress of Henry II of France, tried to use gold to preserve her looks - in alchemical law, gold was immutable, and alchemists and apothecaries created various potions to pass this gift onto their customers.
For Christmas, the BMJ has made a video about a French research team's investigations of Diane's remains, and its discovery that the gold she used to preserve her youth was actually slowly poisoning her.
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