| Patient registry | Admit, edit, and discharge patients; badges flag who still needs today's entry. |
| TPN + EN calculator | 6-step wizard (fluid, TPN macronutrients, electrolytes, vitamins/trace elements/heparin, enteral feeding, enteral supplements) that produces one daily log entry and a printable order for a clinician to sign. |
| Daily nutrition log | Trend graph plots 9 metrics against target bands; past entries are editable and can be backdated. |
| Growth charts | Weight, length, and head circumference vs. PMA on the Fenton 2025 reference, clamped at 42 weeks. |
| Stale-weight alerts | Warning at 3 days and critical at 7 days since a weight was last updated, acknowledgeable per alert. |
| Admin dashboard | Cross-patient view for administrators. |
| Clinical references | Static ESPGHAN guidance and formula/product data panels built into the app. |
| Authentication | Google Sign-In for Workspace/Gmail accounts, or a salted, iterated-hash password otherwise; 6-hour sliding sessions. |
| PDPA & data handling | Audit log, an administrator erasure (pseudonymisation) function, and localStorage cleared on logout. A nutrition log, not a full medical record. |