- Viruses such as colds, cold sores, warts
- Bacterial infections such as impetigo, boils, conjunctivitis, sties
- Fungal infections such as ringworm, blepharitis
- Undiagnosed lumps or swelling
- Broken bones.
- Known sensitivity or allergy to products.
- Pregnancy and lactation
- No live acne (pimples)
- Cuts and abrasions
- Going directly on sunshine holiday
- Moles / skin tags
- Pustular rosacea
- Diabetes – may cause delayed healing – check with doctor