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Uneven Skin Tone Study, 2005
Trial centre
Photobiology Laboratory of the Medical University of South Africa.
Objective
To assess the efficacy of Bio?Oil in improving the appearance of uneven skin tone.
Sample
Subjects: 30 female participants (15 Caucasian, 15 Negroid). Age of participants: 18 to 55. Pigmentation type: facial melasma.
Methodology
Single-blind (assessor), randomised and controlled. Paired study design allowing for intra-subject comparison. Subjects had bilateral pigmentation, enabling half-face/neck study design. Product applied twice daily for 12 weeks to the targeted area. Application performed under supervision at regular intervals. Assessments conducted at 0, 4, 8 and 12 weeks.
Result
Bio-Oil improved the appearance of uneven skin tone in both the Caucasian and Negroid skin types. 93% of subjects recorded an improvement in appearance at 6 weeks. Clinician noted an equal improvement in both Caucasian and Negroid skin types from week 0 to 8. Clinician noted more improvement in Negroid skin types from week 8 to 12.
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