In the June Q&A, Jaime asked: What is the difference in function between Tetrahexyldecyl Ascorbate and Collageneer? Can they both work in one oil serum. Can I also add Co Q10? From this post: Collageneer (INCI: Helianthus Annuus (Sunflower) Seed Oil and Lupinus Albus Seed Extract) can be used at up to 2% in the cool…
