A contra-indication prevents a facial treatment from being carried out or restricts the way the treatment can be done. A Contra-action is an undesirable result of the treatment. It happens as a result of a negative effect of a product on a client’s skin.
| Contraindication/Contra-action | Description | Image |
| Impetigo | A bacterial infection that appears as sores on the face, hands and feet. |  |
| Herpex simplex | A virus which causes herpes, leading to the appearance of sores on the lips and genitals. |  |
| Conjunctivitis | An inflammation of the conjunctiva, leading to the white part of the eye appearing reddish or pinkish. It can be caused by bacteria, viruses or allergens. |  |
| Acne vulgaris | A chronic skin disease which occurs as a result of a blocked and/or inflamed pilosebaceous unit of the skin. |  |
| Boil | A pus-filled swelling on the skin caused by bacterial infection and inflammation of the hair follicle. |  |
| Scabies | Scabies occur due to infestation of the skin by mites. It results in an itchy red rash on the skin. |  |
| Pediculosis | A parasitic infestation due to head lice. They cause itching and sores may develop and get infected due to scratching of the itch. |  |
| Eczema | Eczema, also called atopic dermatitis, is characterized by dry itchy patches on the skin. |  |
| Hyperkeratosis | This occurs as a thickening of the upper layer of the skin. |  |
| Stye | An inflamed pus filled lump at the outer edge of the eyelid. |  |
