FAQs Can I get cold sores if I diet? December 21, 20170 Comments0239Views Q. Can I get cold sores if I diet? A. Yes, you may get cold sores as it is associated with some vitamin deficiencies. Have a good and nutritious diet with lots of fresh fruits and green vegetables. NOTE: Kindly consult with doctor before attempting any of the home cures.You may be interested in:What are cold sores?How to Cure Cold Sores at Home Naturally?What about the diet in case of high blood pressure?Health Benefits of Horse ChestnutHow to Cure Canker Sore or Mouth Ulcers at Home Naturally?Health Benefits of Lemon BalmIs cold contagious?How to Cure Bed Sores at Home Naturally?Should I take antibiotics if I suffer from cold?Benefits of CostmaryAlso Read Why barium meal essential to get the stomach examined by the doctor?