Yes, you’ve seen a makeup primer several times on the shelf of makeup stores. Makeup brands have been displaying this product for some time now. What is this little tube? What does it really do? Do I need it? It’s now time that we disclose the truth behind this mysterious, yet extremely powerful tool that’s one purchase away for you. It is a makeup base product, but what does that mean and how can you use it? Here lies the answer to this and more.