If you’re going to the alps think carefully about insurance.
You’ve absolutely got to take duct tape. Knife and/or scissors.
What is going to kill you? Bleeding? Hypothermia? Heart attack? Think about what you need to deal with that.
What else might you specifically need? Do you wear glasses or contacts? Do you suffer migraines? etc.
Take a mobile phone but make sure (a) you know what number to call, and (b) that it have battery when you need it.
Knowledge is vital. Prevention is better than cure. Remember that major disasters usually have more than one contributing factor.