On December 1, 2023, Associate Professor Dr. Chalat Santivarangkna, Director of the Institute of Nutrition, Mahidol University, along with staffs in the merit-making ceremony by giving alms to monks as a royal merit-making ceremony and the Royal Presentation Ceremony Bow in remembrance of His Majesty’s grace on the occasion of he Birthday Anniversary of His Majesty the Late King Bhumibol Adulyadej, the National Day of the Kingdom of Thailand and Thailand’s Father’s Day 2023.