NCT00701480

Safety and Efficacy of Skin Cleanser Contained Roselle Extract in Acne

Randomized Double-Blind Case Control Study of Safety and Efficacy of Skin Cleanser Contained Hibiscus Sabdariffa Extract in Acne Treatment.

• Status: Unknown
• Phase: Phase 2
• Study type: Interventional
• Enrollment: 50 (estimated)
• Sponsor: Thammasat University · Academic / Other
• Sex: All
• Age: 12 Years – 45 Years
• Healthy volunteers: Accepted

Summary

Skin cleanser for daily used is essential and one of the most common questions asked by acne patients. There are studies reported beneficial effects of cleansers in acne treatment. Extracts of plants as active ingredients in skin cleansers are increasingly popular worldwide. Roselle is a common tropical shrub. Usually, the calyces of the plant have been used to make beverages but it also used in Thai traditional medicine for several purposes including as antiseptic and astringent. The extract of roselle showed antioxidant and keratolytic effects from previous studies which fit to the pathogenesis of acne. The aims of the study is to determine the safety and efficacy of skin cleanser contained roselle extract in acne.

Detailed description

Acne is one of the most common skin problems in teenagers and adolescents. Keys pathogenesis of the disease are 1.abnormal hypercornification of pilosebaceous duct,2.excess sebum production, 3.inflammation, 4.the present of Propionibacterium acnes. Treatments often include combination of topical and oral medications according to degree of acne severities. Acne medications can lead to drying and irritation of skin. Proper skin cleansing is important and can improve tolerability and efficacy of acne treatment. Traditional medicine with longstanding used of herbal ingredients for skin problems and beauty is increasing more popular. Hibiscus sabdariffa L.(Roselle) is used as food, drink and topical formulation for skin infection in Thai traditional medicine. The extract from calyces contained polyphenolic compounds and anthocyanins that showed antioxidant and keratolytic activities. There for skin cleanser with Roselle extract might be benefit to acne by loosen comedone, reduce Propionibacterium acne and prevent keratinocyte injury. The purposes of this study is to evaluate skin cleanser contained Roselle extract in two aspects ; 1. safety for irritation and allergic effects, 2. efficacy in acne as cleanser alone and as supportive care with others acne therapies.

Conditions

• Acne

Interventions

Type	Name	Description
OTHER	skin cleanser contained Hibiscus sabdariffa extract	face washing 2-3 times/day
OTHER	marketed skin cleanser	face washing 2-3 times/day

Timeline

• Start date: 2008-04-01
• Primary completion: 2008-07-01
• Completion: 2008-09-01
• First posted: 2008-06-19
• Last updated: 2008-06-19

Locations

1 site across 1 country: Thailand