IRCT20160903029651N2 IRCT 2018-03-04 International Campus Branch, Tehran University of Medical Sciences, School of Dentistry The effect of Vitamin C on salivary antioxidant level in patients with bruxism (gnash) The effectiveness of Vitamin C on the Level of Salivary Total Antioxidant Capacity(TAC) in bruxism patients 2017-08-23 anticipated 30 Complete https://irct.ir/trial/23776 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Randomization description: Block randomization was done individually through a sealed envelope and the manner of creating random sequences was through draw, Blinding description: In order to blinding, the medications were put into boxes of one color and one form, and the difference was the code on which they were inserted; the list was kept hidden by clinical caregiver until decoded. 3 bruxism. Intervention 1: Chewing Vitamin C 250 mg/day with the taste of cherry of Osweh Companyو chew one of them daily for a month in the morning (30 days). Intervention 2: Chewing Placebo (Similst to Vitamin C)250 mg/day with the taste of cherry of Osweh Company, chew one of them daily for a month in the morning (30 days). Yes - There is a plan to make this available What will be shared: In the Effect of vitamin C in the level of total antioxidant saliva in patients with bruxism and the consequences resulting from it such as pain relief, only part of the data, such as information on the primary and secondary consequences, can be shared. When: It will be available one year after publishing To whom: Researchers working in the field of dentistry and medicine Conditions: Any analysis of the data is not allowed and only the documentation is used to obtain its results in order to help other studies. Where to obtain: Doctor Shamsoulmolouk Najafi, Najafi_sh@tums.ac.ir Hodays Yeganehfard, Yhodais@yahoo.com How to obtain: At first, an email is sent to the requested people and we waited 3 to 10 days to submit the file Comments: