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Comedogenicity Testing of Blackmores Natural Vitamin E Cream product

Comedogenicity Testing of Blackmores Natural Vitamin E Cream products

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
TCTR
Registry ID
TCTR20210122003
Enrollment
15
Registered
2021-01-22
Start date
2019-07-19
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Comedogenicity in healthy male adults. comedogenicity, blackmores vitamin E

Interventions

Occlusive patch test on the back.
Experimental Drug
Test product

Sponsors

Blackmore Limited
Lead Sponsor

Eligibility

Sex/Gender
Male
Age
20 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1. Healthy male aged between 20 to 45 years 2. Displaying prominent follicular orifices and/or visible comedones [ open or closed comedome] on the upper appect of the back

Exclusion criteria

Exclusion criteria: 1. Having a known allergy, photo-sensitization or hypersensitivity to cosmetics and/or dermopharmaceutical products 2. Having a scar in the study designed area 3. Using systemic hormones, steriods, retiniods, immunosuppressive drugs or antibiotics 4. Using any of the topical acne treatment product on the back 5. Using any other products for acne skin [ e.g. anti-acne cleansing] on the back under the discretion of dermatologist

Design outcomes

Primary

MeasureTime frame
Number of comedones week 0 and 4 Acne removing sheet, count under microscope (count number of acnes)

Secondary

MeasureTime frame
N/A N/A N/A

Countries

Thailand

Contacts

Public ContactNeti Waranuch

Cosmetics and natural products research center, Faculty of Pharmaceutical Sciences, Naresuan university

cosnat@nu.ac.th055968801

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026