very potent and effective for PIH; sticky texture and strong smell are common complaints; needs refrigeration and oxidizes quickly
“I got this as a free gift with purchase. I’m assuming it’s new because I didn’t see any reviews. I’d love to hear everyone’s thoughts!”
r/SkincareAddiction · [Product question] Has anyone tried the CosRx Vitamin C ... →“Cosrx The Vitamin C 23 Serum Shelf life Once Opened. Discussion. I have finally started using the very well-loved Cosrx Vitamin C23 serum and ...”
r/AsianBeauty · Cosrx The Vitamin C 23 Serum Shelf life Once Opened →“Ordered the newest Vitamin C Serum from Cosrx on YesStyle and it smells... Weird. Like straight up urine, no other way to describe it.”
r/AsianBeauty · Does The Cosrx Vitamin C Serum Always Smell... This Bad? →“Vitamin C works best with the sun … it is a very fragile vitamin and will lose its potency with sun and air exposure. Cosrx The Vitamin C 23 ...”
r/kbeauty · I just newly opened this cosrx but c serum and it made a ... →“I'd like to try it but I've seen the smell described as "rotting fish", "hotdog water" and "Spam". I haven't seen a comment on this in the last 6 months ...”
r/AsianBeauty · Does CosRx Vitamin C 23 serum still smell like death? →“I just switched back to Cosrx and my skin seems a bit better already. It does smell like tuna and I sort of got used to it when I was using it ...”
r/kbeauty · Cosrx Vitamin C 23 Serum and The 6 Peptide Skin Booster →