Features of Perfectha ® Deep This dermal filler is typically used by injecting the deep dermis. The technique for using Perfectha ® Deep is linear retro-tracing, which helps to activate the creation of covalent bonds within and between hyaluronic acid particles. It is strongly recommended to use it with the help of doctors or medical professionals. Benefits of Perfectha ® Deep There are many benefits that Perfectha ® Deep delivers. The most obvious benefits include, but are not limited to, the following: The results can be seen right after the procedure. It instantly gives you a natural and fresh look. There is no need for allergen testing, because Perfectha ® Deep is suitable for all types of skin and does not include any allergens in its ingredients. Duration of the Effect of Perfectha ® Deep As mentioned above, Perfectha ® Deep contains hyaluronic acid, which entirely breaks down within the skin over some period of months. Clinical studies have shown that the average duration of the product’s effectiveness is from 8 to 12 months. Usually, the duration is very much based on patient’s skin, age, lifestyle, etc. If the patient is relatively younger, goes to gym, eats healthy food, and is not a smoker, then of course the effect will last much longer. Side Effects of Perfectha ® Deep Side-effects can be occur after treatment, or a bit later after the procedure. The patient may experience swelling or redness. The patient may also feel pain around the area of the injection, but it usually lasts only a week or less. In case side-effects last more than a few days, contact your doctor immediately.