This study includes pre and post-Quality Improvement Program groups. A nutrition-focused Quality Improvement Program will be implemented to assess the health and economic outcomes in malnourished hospitalized patients.

Inclusion Criteria:

• Subject is at risk / malnourished, defined by an MST score ≥ 2 the first 24 hours post hospital admission
• Patients are admitted for the following diagnoses: Respiratory, Digestive Surgery, Cardiology, General Internal Medicine (including Endocrinology), and Gastrointestinal
• Patient is able to consume foods and beverages orally
• Patients with life expectancy ≥ 30 days
• Patient is literate and willing to voluntarily sign and date Informed Consent Form (ICF)

Exclusion Criteria:

• Subject has severe dementia or delirium and has no dedicated caregiver who could assure their compliance with QIP study requirements
• Subject has an eating disorder, history of significant neurological or psychiatric disorder, or other conditions that may interfere with study product consumption or compliance with study protocol procedures
• Subject is known to be allergic or intolerant to any ingredient found in the study products
• Subject is pregnant
• Subject is intubated, receiving tube feeding or parenteral nutrition

Patients admitted to a single-site in Vietnam meeting eligibility criteria for retrospective or prospective participation.