Welcome back to my rapid fire serious. Does Sunscreen Expire? It’s a good question and the only one I’m tackling today.
So..
Yes it does.
Generally, sunscreen’s last for three years. So, you can use your sunscreen from last summer but if it’s been five year, get a new one.
All sunscreens should have an expiration date on them. It’s best to stick to that guideline when determining if you should throw one away.
Buy the sunscreen I’m currently using here.
It is generally not recommended to use glycolic acid every day, as it can be irritating to the skin. It is typically used once or twice a week. However, the frequency of use may vary depending on the concentration of the glycolic acid and the specific product that you are using. It is important to…
Keep readingIf you’ve followed Science and Skincare for any amount of time, you’ll be aware of my posts on acids. Niacinamide vs Hyaluronic Acid will be the highly requested addition to the category that made this site popular. Depending on your skincare knowledge, choosing between the two will either be easy or incredibly difficult. However, one…
Keep readingMandelic Acid vs Retinol? Which one is right for you? Can you use both? If these are questions that have crossed your mind lately, then you’ve come to the right place. I’ve covered the topic of acids extensively and will continue to do so (because it is incredibly confusing and you have to be careful).…
Keep reading
