Dry skin In 2002 Acta dermato Venereologica published a double-blind study in which 197 patients with atopic dermatitis were treated for 30 days with either a 20 percent glycerin cream, a cream base with no active ingredient or a cream with 4 percent urea and 4 percent sodium chloride. While the glycerin
Zeaxanthin and lutein In 2007 Skin Pharmacology and Physiology published a double-blind, placebo-controlled clinical trial which showed that a combination of both oral and topical administration of lutein and zeaxanthin provided skin protection against aging caused by UV light, with oral administration offering more potent protection. [Source] Probiotics – Decreased
Virgin coconut oil and olive oil In 2008 Dermatitis published a 4-week, double-blind study in which 26 subjects with dry skin caused by atopic dermatitis were treated with either virgin coconut oil or virgin olive oil. While both oils were effective, virgin coconut oil showed greater efficacy in reducing Staphylococcus aureus
Omega-3 Fatty Acids In 2013 the International Journal of Ophthalmology published a double-blind clinical trial involving 518 subjects which found that 500 mg omega-3 capsules taken twice daily was significantly more effective than a placebo for treating dry eye. The greatest benefit was seen in patients with blepharitis and meibomian
Microneedling In 2015 the Journal of Clinical and Aesthetic Dermatology published a study in which 10 subjects with different types of acne scars were treated with 6 microneedling sessions at 2-week intervals. Results showed that microneedling effectively stimulated the repair process, increased collagen production and provided noticeable clinical improvements in
Dairy In 2005 the Journal of the American Academy of Dermatology published a study based on a questionnaire of 47,355 women which found an association between dairy intake and acne in teenage women. The authors hypothesized the link may be related to the presence of hormones and bioactive molecules in
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