![Amazon.com: VITAMIN C SERUM 5% 2oz. 60ml Eye Treatment Skin and Face | Tri-Blend Formula with C Ferulic and Glutathione | Powerful Anti Oxidant Repair Serum for Erasing Wrinkles and Blemishes : Amazon.com: VITAMIN C SERUM 5% 2oz. 60ml Eye Treatment Skin and Face | Tri-Blend Formula with C Ferulic and Glutathione | Powerful Anti Oxidant Repair Serum for Erasing Wrinkles and Blemishes :](https://m.media-amazon.com/images/I/61sw-lQesyL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: VITAMIN C SERUM 5% 2oz. 60ml Eye Treatment Skin and Face | Tri-Blend Formula with C Ferulic and Glutathione | Powerful Anti Oxidant Repair Serum for Erasing Wrinkles and Blemishes :
Q-Aesthetics Clinic - Vitamin C Serums - How to choose a suitable one? These factors are crucial: Stability of Vitamin C – Vitamin C (Ascorbic Acid) can be stabilised from oxidation by
![Foxtale says that their Vitamin C is effective till it turns very dark but I've read (probably on this sub only) that we should discontinue use right when colour starts changing. My Foxtale says that their Vitamin C is effective till it turns very dark but I've read (probably on this sub only) that we should discontinue use right when colour starts changing. My](https://preview.redd.it/foxtale-says-that-their-vitamin-c-is-effective-till-it-v0-7tpys35gk4ja1.jpg?auto=webp&s=0f01f95c680ad5bac77b8a743360a2a845109862)
Foxtale says that their Vitamin C is effective till it turns very dark but I've read (probably on this sub only) that we should discontinue use right when colour starts changing. My
![product question] is this oxidized? It has been this color since I first opened it but it looks pretty dark? Ok to use? : r/SkincareAddiction product question] is this oxidized? It has been this color since I first opened it but it looks pretty dark? Ok to use? : r/SkincareAddiction](https://i.redd.it/product-question-is-this-oxidized-it-has-been-this-color-v0-pejbu25gtv6a1.jpg?width=3024&format=pjpg&auto=webp&s=bc8b4aa4d94bf32968fa2bd3a372fc43dd0af1a1)
product question] is this oxidized? It has been this color since I first opened it but it looks pretty dark? Ok to use? : r/SkincareAddiction
![How bad is it to use oxidised Vitamin C product? When do you toss it out? [Product Question] : r/SkincareAddiction How bad is it to use oxidised Vitamin C product? When do you toss it out? [Product Question] : r/SkincareAddiction](https://preview.redd.it/o44doi719bvx.jpg?width=640&crop=smart&auto=webp&s=15ccb3f1278034c653739ac38f2e6e483ebad967)
How bad is it to use oxidised Vitamin C product? When do you toss it out? [Product Question] : r/SkincareAddiction
![product question] is this oxidized? It has been this color since I first opened it but it looks pretty dark? Ok to use? : r/SkincareAddiction product question] is this oxidized? It has been this color since I first opened it but it looks pretty dark? Ok to use? : r/SkincareAddiction](https://i.redd.it/product-question-is-this-oxidized-it-has-been-this-color-v0-n5jfq25gtv6a1.jpg?width=3024&format=pjpg&auto=webp&s=c53685dc976afea007c7474d3a241ce32479f8e1)
product question] is this oxidized? It has been this color since I first opened it but it looks pretty dark? Ok to use? : r/SkincareAddiction
![Is Vitamin Drop Safe from Oxidation in a Transparent Container? | KLAIRS FRESHLY JUICED VITAMIN DROP - YouTube Is Vitamin Drop Safe from Oxidation in a Transparent Container? | KLAIRS FRESHLY JUICED VITAMIN DROP - YouTube](https://i.ytimg.com/vi/dMKc1VoOQTA/maxresdefault.jpg)