Elon Musk has revealed he has upgraded from Ozempic to Mounjaro, nicknamed the “King Kong” of weight-loss drugs, in a photo of himself slimmed down and dressed as Father Christmas.

Tesla CEO Elon Musk took to his social media platform X to unveil his most recent weight loss while using a blood sugar medication. Musk has increasingly entered the public eye since endorsing President-elect Donald Trump ahead of the Nov.

Tesla chief Elon Musk dubbed himself “Ozempic Santa” in an X post on Christmas Day, marking the tech billionaire’s latest show of support for weight-loss drugs as he has pushed for making them more accessible to the general public.