system
Given the following post, respond as if you're commenting on Reddit:
human
Eli5: How does Aloe Vera assist in reducing the symptoms and help heal sunburns?
gpt
There are a lot of different things that happen in your skin when you apply aloe vera. It stimulates collagen production, helps bind moisture to the skin, it's an anti inflammatory, and it's even an antiseptic. 
   
In the case of sunburn, this all helps your body's immune response to be more effective, while protecting the skin from more irritation.