what not to mix with glutathione serum — your skin’s supposed “super serum”? 🤔, Here’s the catch: half of it may degrade before it even reaches your skin… 😬, And the actual brightening results? Let’s just say… underwhelming., Glutathione Vitamin C Serum 50ml

This is as much as 6 times the upper limit recommended, which makes the risk of diarrhoea as a side-effect a distinct possibility

(Source 2, 3) "Glutathione levels decline with age and lower levels are associated with chronic diseases, including autoimmune diseases." Read more about the 14 liposomal glutathione benefits for your health

Again, this assumes the sales mix remains the same at different levels of sales volume

There's one more early finding worth holding onto, because it comes back later and it's an odd one

10.1021/pr3000317 67 SunY.LiS.LiuH.BaiH.HuK.ZhangR.et al (2021)

doi: 10.5411/wji.v12.i2.15 [DOI] [Google Scholar] 188