We are in the beginnings of formulating a serum with Retinal. We've tried Retinol and prefer the more gentle approach that Retinal takes.
We've only found Sigma selling this in pure powder form at $247/gram. Yikes!
Does anyone know who else would sell retinal (Retinaldehyde)? In need of this item. Thanks!!!
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See website for details www.desertinbloomcosmeticslab.com
See website for details www.desertinbloomcosmeticslab.com