Tips for Pre- and Post-Surgery Liver and Kidney Levels and Long-term Supplement Management

Please share the recommended timing for blood tests for liver, kidney, iron, vitamin D, and B12 before and after surgery in various departments (2 weeks before surgery, and 1, 3, and 6 months after discharge), the timing for resuming milk thistle, iron, protein, and vitamin D supplements, and tips for filling out drug interaction checklists and medication logs.