If you want healthy teeth, using abrasive toothpastes could be beneficial since they help toothbrushes in plaque, food particles and stain removal. Silica and Calcium Carbonate are the frequently used abrasives. A Patanjali In Vitro study did a comparative evaluation of abrasiveness among three toothpastes.
You get adequate, healthy teeth results if you brush with toothpaste with decent abrasives. Many toothpastes available are higher than normal abrasive amounts that can lead to enamel damage, teeth sensitivity and other issues. At times, herbal and medicated toothpastes can have high abrasive levels that can damage the teeth enamel.
Know the study to find out why Patanjali's Dant Kanti Toothpaste came as one of the least abrasive of the lot.

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Study and Procedure
In this In Vitro study, three commercially popular toothpastes were used on 42 freshly extracted teeth and studied for four days. This ethically approved study was conducted from January to April 2018 in the Department of Public Health Dentistry, VK Institute of Dental Sciences, KLE Academy of Higher Education and Research (Deemed to be University), Belagavi, Karnataka, India.
Under the study, the brushing model used was created to produce force unidirectionally and uniformly. The 42 extracted teeth fixed on an acrylic base were cleaned with an ultrasonic scaler tip. The enamel specimen was then ground and polished for a flat enamel surface. They were divided into a test group (partially) and a control group (completely), and then into three groups.
All 42 teeth had demineralisation performed on them. Later, the three toothpastes were used to prepare dentifrice slurry and brushing abrasion was conducted with a customised automated toothbrushing. The toothpaste mixture was renewed twice for each sample after 5,000 and 10,000 brush strokes. Once brushed, the specimens of the three groups were laboratory tested.
The Results
The results of the baseline and after brushing of both groups revealed Patanjali Dant Kanti Toothpaste to be the least abrasive toothpaste. The tables explain everything.
Table 1: Baseline values for brushing abrasion; roughness [µm; mean ± standard deviation (SD)] of test and control group among three kinds of toothpaste.
Table 1: Phase 1 – Baseline Value of Dant Kanti

Table 2: Values for Brushing Abrasion (After Brushing) of Dant Kanti

Table 3: Abrasivity (roughness) of Dant Kanti

* p-value of <0.05: statistically significant
The results between the three toothpastes also showed the presence of the safe Calcium Carbonate in Dant Kanti, which helps in removing stains on teeth and cleaning them. In total, using Patanjali Dant Kanti is a good and safe option.