Evaluation of the EF192B Protection Versus No Treatment

Inclusion criteria * Age between 18 and 70 years old. * Fitzpatrick skin phototype classification I to IV. * Presence of intact skin in the test region (right forearm and left forearm for selected participants). * Agreement to adhere to the study procedures and requirements and attend the institute on the days and times determined for the assessments. * Signing of the Informed Consent Form (ICF) and the Image Disclosure Consent Form (IDCF) before carrying out any study procedure. Exclusion Criteria * Diagnosis of skin diseases such as vitiligo, psoriasis, atopic dermatitis. * Diagnosis of immunological insufficiency. * Use of systemic corticosteroids or immunosuppressants. * Diagnosis of type 1 diabetes mellitus or insulin-dependent diabetes or presence of complications resulting from diabetes (such as retinopathy, nephropathy, neuropathy), presence of diabetes-related dermatoses (such as plantar ulcers, lipoid necrobiosis, granuloma annulare, opportunistic infections), history of episodes of hypoglycemia, diabetic ketoacidosis and/or hyperosmolar coma. * History of reaction to liquid dressings. * Known hypersensitivity to any ingredients of investigational product formulation. * Other diseases or use of drugs that may directly interfere with the study or put the research participant's health at risk. * Presence of any serious or uncontrolled diseases, at the investigator's discretion. * Pregnancy or lactation. * Participation in a clinical research protocol in the last 12 months, unless, at the investigator's discretion, their participation in the study may result in direct benefit to the participant. * Presence of any conditions that, at the investigator's discretion, make the participant unable to participate in the study.