The 2 in 1 Skin beauty device hand is made of sodium bicarbonate and citric acid. When the treatment head is in contact with the gel composed of natural active ingredients, a large amount of CO2 is produced on the Skin, stimulating the subcutaneous blood circulation, increasing the blood flow rate, increasing the amount of oxygen and hemoglobin cells in the blood, and further increasing the subcutaneous oxygen content. Skin absorption of more nutrients, so as to achieve whitening, anti-aging effect
