I used a korean collagen essence mask(Dermal) and...

Dear Customer
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Will your eye back to its normal status soon ?
yes of course , its expected that your eye lid get irrirated by the product you have used earlier , and its expected to be normal soon enough ( 2-5 day ) 
- we advise you not the use that product again , and if so , avoid using it around eyes 
General advices to accelerate your eye lid normalizing :
1. avoiding late sleeping and try to sleep earlier than 12 midnight 
2. avoid smoking 
3. aviod using high brightness screens especially at night
4. using green tea bags eye mask 2 - 3 times a week
- if you eye lid situation lasted more than expected , reconsult a dermatology doctor soon 
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Kind Regards