Primary care has traditionally managed people with type 2 diabetes, and people with type 1 diabetes have largely been the responsibility of secondary care. However, as blood glucose targets have become tighter and growing numbers of people with type 2 diabetes have started to require insulin, many in primary care have gradually taken on insulin management. As primary care professionals become more confident in the management of patients on insulin, many practices will be keen to take on the challenge of type 1 patients. This article looks at how type 1 differs from type 2 diabetes, which type 1 patients might be managed appropriately in primary care, and recaps on insulin regimens and dose adjustment.