Can toothpaste and glycerin suppositories remove freckles?

It is unequivocal that neither toothpaste nor glycerin suppositories can remove skin pigmentation spots. “Spots” (or hyperpigmentation) refer to a pigmentary disorder characterized by excessive melanin deposition in the skin; they may be congenital or acquired and manifest as increased pigment accumulation in either the epidermis or dermis.

For such pigmented lesions, the standard treatment is laser therapy. Lasers can selectively target and destroy melanin-containing cells in the epidermis, and certain lasers are also effective for pigment in the dermis—this constitutes conventional laser treatment.

In addition, topical medications may be used, such as tranexamic acid ointment, hydroquinone cream, or skin-lightening agents like arbutin. Moreover, some types of hyperpigmentation—such as melasma—are associated with hormonal fluctuations and may require systemic (oral) medications as part of the treatment regimen. Therefore, regardless of the type of pigmented lesion, patients should first seek professional medical evaluation at a hospital to establish an accurate diagnosis before initiating any treatment plan.