2. Another option is switching to products that are formulated small HA molecules.

"HA is an evidence-based anti-aging treatment, so it's worth switching to a different formulation first before moving on... if the size of HA is too large—this is measured by chemists as the molecular weight—then it cannot get past the top layer of skin called the stratum corneum.. It would be like throwing spaghetti on the wall. This may account for why you didn't notice an improvement with a past HA product."

Hyaluronic acid (HA) is touted as one of the most effective moisturizing ingredients for skin, but why are some people complaining that it made their skin drier?

That is because it is also widely misunderstood and most of us are content with just knowing that a skin care ingredient is the ...