Dongkook Pharmaceutical Hyaron Prefiled Inj (25mg/2.5ml) 10 SyringesHyaron Prefilled Injection is a skin booster based on non stabilized hyaluronic acid (HA). HA is a natural component of our skin, it determines the level of skin hydration and promotes the synthesis of collagen and elastin. HYARON prefilled inj is a special type of dermal filler which is specially made to have a powerful long term effect on the patients skin. As an anti age therapy this is a very effective solution as the gel, once injected offers