New Alastin C Radical Defense Serum

[@lorifernandez1849]

How does this work with the Skinbetter line of products?

[@lizziewizzy]

Can I apply the SkinBetter Science Alto Advanced Repair Serum before applying Adapelene?

[@theocbeautymd]

yes

[@jolcik1237]

Very interesting video ❤

[@Sana-np7sy]

Dr, which one you would suggest skin better aldo advanced serum vs this one. For dry skin. I have been using skin better for couple of years. Thanks

[@theocbeautymd]

For dry skin, I prefer Alto Advanced

[@Sana-np7sy]

@@theocbeautymd thanks Dr for the reply..

[@aprilarredondo1197]

If someone is sensitive to niacinamide can they build up a tolerance to it over time?

[@theocbeautymd]

Yes some people can to a degree but it's variable

[@J.E.C.]

This is a very oily serum, absolutely unsuitable for oily skin.

[@theocbeautymd]

hmm. Interesting. I'll pay attention to see if this is a common experience

[@naturalTJ]

How does l absorbic acid break down elastin. I’ve been using 20% for years, and I love it