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more, making it thinner. But what if the yellowing isn’t coming from the outside at all?
Your teeth are porous, like a hard, stone-like sponge. From the outside, they look solid, but on the inside, they are full of microscopic holes. Just like a sponge, your teeth absorb liquids and can hold on to colors. Once something soaks in, it’s incredibly difficult to get it out. This is where your internal health comes into play. Your enamel responds directly to the pH of your saliva, and your saliva’s pH
CIĄG DALSZY NA NASTĘPNEJ STRONIE
