![Product question] My Deciem Niod copper serum (CAIS 2:1) turned dark gray, is it safe to continue using it? (I still have the full bottle of it 😱😭) : r/SkincareAddiction Product question] My Deciem Niod copper serum (CAIS 2:1) turned dark gray, is it safe to continue using it? (I still have the full bottle of it 😱😭) : r/SkincareAddiction](https://preview.redd.it/6u9gtzwq69s51.jpg?auto=webp&s=bcc39cb340340eba49977f47097cf07af16ada7d)
Product question] My Deciem Niod copper serum (CAIS 2:1) turned dark gray, is it safe to continue using it? (I still have the full bottle of it 😱😭) : r/SkincareAddiction
![Save or Splurge? The Glowy Heroes Edition: NIOD CAIS 2 vs The Ordinary Buffet + Copper Peptides - twindly beauty blog Save or Splurge? The Glowy Heroes Edition: NIOD CAIS 2 vs The Ordinary Buffet + Copper Peptides - twindly beauty blog](https://i0.wp.com/twindly.com/blog/wp-content/uploads/2019/06/niod_cais2_to_buffet_copper.jpg?fit=1253%2C933&ssl=1)
Save or Splurge? The Glowy Heroes Edition: NIOD CAIS 2 vs The Ordinary Buffet + Copper Peptides - twindly beauty blog
![DECIEM | NIOD Review and Slowvember Sale Picks | Danielle's Beauty Blog | Beauty blog, Roaccutane, Reparative DECIEM | NIOD Review and Slowvember Sale Picks | Danielle's Beauty Blog | Beauty blog, Roaccutane, Reparative](https://i.pinimg.com/originals/86/81/f6/8681f62a15617076d3e67d715d40ba20.png)