The generic name for baking soda is sodium bicarbonate, and washing your face with sodium bicarbonate is generally not whitening.
Sodium bicarbonate is a weakly alkaline drug, in medicine make can be used to treat the symptoms of stomach upset caused by excessive stomach acid, metabolic acidosis, alkalinization of urine and so on. In life, it can be used to brush dishes, wash pots and pans, and wash the stovetop, because sodium bicarbonate has the effect of removing grease.
But sodium bicarbonate face wash is generally not whitening, because the human face is generally in a weakly acidic state, if the human skin suddenly accepts too strong alkaline stuff when washing the face, it may damage the human skin, resulting in pimples, itching, erythema, and other sensitive skin problems.
Normally, you should maintain a good sleep, not stay up late, and avoid light and sunscreen. However, it is not recommended to use sodium bicarbonate to wash the face to whiten, so as to avoid allergic symptoms. If the skin of the face shows uncomfortable symptoms, you should go to the dermatology department of the hospital in time.
If you want to whiten, you should go to the hospital and choose the appropriate treatment under the guidance of the doctor.