Some families choose to continue offering small amounts of breast milk as part of their feeding approach, depending on their goals and circumstances. Breast milk contains antibodies such as IgA, and even partial breastfeeding may contribute to a baby's exposure to these components. Whether continuing is worthwhile depends on your specific situation, including how manageable it is and the guidance of your healthcare provider.
The question is whether the potential benefits justify the effort for your specific situation. If breastfeeding once a day is manageable and not causing distress, some families find it worthwhile to continue. If maintaining even one breastfeed is causing significant physical pain, emotional difficulty, or impractical life constraints, stopping is a legitimate choice.
Infant formula is designed to be nutritionally complete and is a safe alternative when breastfeeding is not possible. Modern formulas meet high regulatory standards. Formula-only fed babies grow well, develop well, and form strong attachments. Feeding decisions are personal, and what matters most is that the baby is well-fed, growing, and cared for.
Combination feeding can be a practical middle ground for families who want flexibility while maintaining some breastfeeding — but it is one option among several equally valid choices.