National Research Centre

Medical Research Ethics Committee

MREC Reviewer Comment

Protocol Title

Lessening the erosive influence of electrolyte sports drinks on teeth using L-arginine and aqueous Miswak extract

Completely satisfied and informative data

Needs Explanation

Comments to the applicant

Please provide a detailed description of the methodology procedures as requested.

How will you assess the taste of the ESD? How many volunteers are included in the study?

The origin of the extracted teeth—whether they came from bovines or humans—is unclear. Please elaborate on the location and methodology of the sample collection?

Comment to the Committee

Informed consent form:

N/A

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