MSFinals-3247
A 26-year-old woman with type 1 diabetes mellitus visits her General Practitioner (GP) with her partner to seek advice on nutritional supplementation as they plan to start trying for a baby. She is not using any contraception and her diabetes is well managed, with her latest HbA1c level at 32 mmol/mol (recommended by the Royal College of Obstetricians and Gynaecologists < 48 mmol/mol). What is the most suitable recommendation for folic acid supplementation?