IRCT20191012045067N6 IRCT 2022-12-09 Zahedan University of Medical Sciences Evaluation of the effect of Thyme and Mint herbal tea on Salivary PH - Evaluation of the effect of Thyme and Mint herbal tea on Salivary PH 2022-11-01 anticipated 60 Complete https://irct.ir/trial/66308 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Health service research, Other design features: -, Randomization description: Random assignment of participants to two groups is done by simple randomization method. In this way, the samples of eligible clients are assigned to the desired group based on blocks of 4 (consisting of two groups A and B and two repetitions for each) that will be randomly selected from among all the possible states of permutations. These blocks were created using statistical software R version 4.0.2 (Table 1). Table 1: The practical method of assigning students to two groups with a simple randomization method BAAB AABB BAAB ABBA BBAA ABAB AABB ABBA ABBA AABB ABAB AABB AABB ABBA BBAA AABB BAAB BABA BBAA AABB, Blinding description: The participant and analyzer do not know the type of consumables and the consumables are numbered as 1 , 2.The substance is given to the participant in a glass with a coding matte lid and the analyzer records information only based on the desired code. N/A The effect of mint and thyme tea consumption on salivary pH. Intervention 1: Intervention mint group In this group ,the participant receives mint tea(the composition of 100 grams of Saharkhiz mint powder in 250cc boiled water) in 1 dose ( once). Intervention 2: Intervention group: thyme(the composition of 100 grams of Saharkhiz thyme powder in 250 cc boiled water)-In this group, the participant receives thyme tea in 1 dose(once). No - There is not a plan to make this available Justification or reason for not sharing IPD is There is no further information