Ask any dermatologist what the most important active ingredients to include in your skin care routine are and vitamin C will ...

In label-concealed testing ... Specifically, he studied the effective penetration of 15% vitamin C derivative L-ascorbic acid, alongside vitamin E and ferulic acid at a sub-3.5 pH.

Vitamin C, also known as ascorbic acid ... making it essential to check labels and consult healthcare providers. Researchers found that e-cigarette exposure during pregnancy can disrupt fetal ...

Think your vitamin C comes from hand-picked oranges and sunshine? Try corn syrup, sulfuric acid, and genetically modified microbes instead. This isn’t a wellness fairy tale—it’s industrial chemistry ...

But vitamin C is one of those actually necessary ingredients. The antioxidant promises to do everything from fading dark marks to fighting free radicals (which break down collagen) to diminishing ...