In the final models, the OR and 95% CI of NAFLD among participants in the highest tertiles of BCAAs, AAAs, and SAAs intake compared with those in the lowest tertiles were (OR = 2.82; 95% CI: 1.50–5.30), (OR = 2.82; 95% CI: 1.50–5.30), (OR = 2.86; 95% CI: 1.49–5.48), respectively. The gene discussed is PCSK1N; the disease is metabolic dysfunction-associated steatotic liver disease.