This article discusses the benefits of SkinMedica TNS Advanced + Serum. Dr. Leslie Baumann describes what is how and how to use it. Learn why this is the most advanced growth factor serum in the world.

Discover the top scientifically-proven ingredients like retinol, antioxidants, peptides, and hyaluronic acid to target wrinkles and boost collagen. Learn the optimal time to start using anti-aging creams and how to seamlessly incorporate them into your skincare routine for firmer, younger-looking skin.

What is a face serum? Before you buy night serums, let Dermatologist Dr. Leslie Baumann MD guide you to the best facial serum for your skin type. She discusses what face serums are and types of serums such as brightening, hydrating, and antiaging serums. Do they work to give you glowing skin?

Are hyaluronic acid serums falling out of favor? Yes and no. Here's why. They may be worth the money after all.

How long should you wait to apply your moisturizer after your Vitamin C serum? How fast does Vitamin C serum absorb? What effects how fast ascorbic acid serums absorb? Dr. Baumann explains the many factors involved in Vitamin C absorption.

Can you use retinol, vitamin C and hyaluronic acid together? What about niacinamide with these 3 ingredients? How do you layer them in your skin care routine?

Guide to the difference between human growth factors, human stem cells and human derived exosomes.

Is Vitamin C serum the best serum to treat melasma? Maybe not. Find out more here.

Learn to apply your facial serum properly to get the best results. Should you use special cleansers or thermal spa water or micelle water to make your expensive face serums work better? We explain.

Vitamin C is a great addition to skin routines for aging and pigmentation. How long does it take for Vitamin C to work? Assuming you are using the best Vitamin C serum in your skin care routine, when will you see results? Is there a way to make the Vitamin C work faster? Why does it take so long?

Why are face serums so expensive? Manufacturing, packaging, and marketing are the main reasons for the high cost.

There are many different Skinceuticals Vitamin C Serums. This helps you decide which to choose. Spoiler alert--- It depends upon your Baumann Skin Type!