There are not contraindications.

- Sun exposure and sun tanning of the skin
- Black skin
- Non-active psoriasis
- Photosensitizing drugs taken concomitantly
- Taking other medicines (by means of a previous test of skin sensitivity)
- Neurological conditions, such as epilepsy and others
- Oncological diseases and their treatments
- Taking hormonal oral contraceptives
- Possession of a pacemaker
- People with transplants