Subscribers’ Q&A: Is there a benefit to mixing different molecular weights of hyaluronic acid?

In the June Q&A, Charlette asked: I am confused about using low and high molecular HA. I understand that the low weight doesn’t gel – but has better penetration. Is it possible to use both low AND high weights in a formula? I like the gelling of the high molecular (especially in toner–gives a bit of…...

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Members’ Q&A: Using different weights of hyaluronic acid? How to use sodium carbomer powder?

In the April Q&A, Sarah asked: I bought some sodium carbomer (powder, from Lotioncrafter) because I don’t yet have a pH meter, and liked the idea of something I didn’t need to neutralize. I have found one instance of you using Sodium Carbormer, in your recipe for cream-gel in your Cosmeceuticals vol. 2 e-zine; you recommend…...

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