Comparison Dry Foot Skin Between Diabetic and Non-diabetic Subjects and the Effects of Two Cosmetic Foot Care Products

diabetics and non-diabetics * Age 40 to 75 years * Moderate (categories 3 and 4), severe (category 5) dry skin according to the classification of Rogers et al. 1989 * Degree of dryness comparable on both feet (maximum 1 category difference) * BMI between 18.5 and 34.9 kg/m2 (normal weight to class I obesity) * Able to understand and comply with the study requirements * additionally only for diabetics: Diabetes mellitus type 2 for at least 3 years according to Patient Exclusion Criteria: * diabetics and non-diabetics * Any kind of adverse foot condition except xerosis like nail injury, ulceration, (suspected) infection including fungal infection * History of adverse foot condition except xerosis and tinea pedis, like nail injury, ulceration, pain * Mild xerosis cutis of feet (categories 1 and 2 according to Rogers et al. 1989) * Severe xerosis cutis of feet (category 6 according to Rogers et al. 1989) * Gait problems * Other non-controlled chronic and/or acute skin disease except xerosis (e.g. atopic dermatitis, psoriasis, tinea pedis) * Unstable chronic systemic disease (e.g. hypertension, renal insufficiency) * Acute systemic disease (e.g. infection) * Body temperature \> 38°C * Pain anywhere * Wear of compression stockings at any time * Use of topical steroids * Use of skin care leave-on products on the feet in the previous 2 weeks * Known hypersensitivity or allergy to product ingredients * Drugs that might affect sweating (oral corticosteroids, psychoactive drugs) * To…