Concerns for Scott Disick’s well-being hit a peak after he debuted a shockingly gaunt appearance on Saturday, March 16 — but an insider revealed his thin look is all due to Ozempic use. According to the source, the reality star began taking the weight loss drug to get rid of his “dad bod.” The father-of-three, 40, gained weight after a scary car accident in 2022 lead to a back injury, which prohibited him from exercising and being active in general. The insider said he “started taking Ozempic because he had serious issues” with how he looked on TV. “This time last year he saw himself as fat. H…