As a 18y/o, do I need life insurance yet?

Yes, insurance is very important. It covers you for unforeseen circumstances in life. This is especially so if you have dependents. Another benefit of insurance is that it could help to cover your medical costs, cutting down on the amount you have to pay. You can take a look at this page to have a basic understanding of their different health insurance and what they cover. This article could also be helpful to you in knowing why health insurance is important.

Never late to

Prioritise hospital plan first. Once you start working, you can consider other types of insurance :)

You may consider getting term insurance for now as you do not have the means to afford the regular premium payments. Term insurance are cheaper and they provide a huge coverage at an affordable price.