Collagen

It is produced from the skin tissues of some animals .. It is considered one of the cheapest types of filling materials …

Positives

Very safe and effective..

Gives a natural and soft texture.

You do not need an allergy test before you inject it because it is produced in an industrial way.

Negatives

The effect lasts 3 to 4 months only .. an allergy test should be done a week before the injection ..

Fat

Fat is extracted from the body .. Then it is treated in special ways to be injected into the lips.

Positives

It does not cause an allergy to the body being from the body itself. It can last for more than a year.

Negatives

You need an operating room to perform it.

It is difficult to inject with great accuracy due the large size of the fat molecules.

There is a possibility that blocs will occur over time.

Hyaluronic acid

They are non-animal materials of origin, which are a gel or a gel consisting of hyaluronic acid .. Among the most famous types are Restylane and Perlanoal and Juvederm .. These materials are the reference to which other materials are compared to ..

Positives

Very safe and effective ..

Gives a natural and soft texture.

You do not need an allergy test before you inject it because it is produced in an industrial way.

Negatives

The effect lasts for 6 to 8 months. You need to re-inject.