After 4 weeks, the reduction in measurable extrinsic stain in the baking soda gum group was statistically significant (P = .0044) relative to baseline. Statistical analysis of the placebo gum group revealed no significant change in extrinsic stain from baseline. The magnitude of the unadjusted longitudinal reduction in extrinsic stain in the baking soda gum group was 29.7% at 4 weeks.

Sodium Bicarbonate

Health conditions analyzed in this study

Functions related to this study

Skin, hair and nails

1 supplement Moderately Positive Sodium Bicarbonate

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Body systems related to this study

Digestive System

1 supplement Sodium Bicarbonate