CI 77491 (IRON OXIDE) vs Red 4
CI 77491 (IRON OXIDE) and Red 4 are both added colour ingredients. CI 77491 (IRON OXIDE) is found in 3 products while Red 4 appears in 1, making CI 77491 (IRON OXIDE) the more widely used option.
Added colour
CI 77491 (IRON OXIDE)
Colour pigment
3 products
Added colour
Red 4
Added colour
1 products
Top products with CI 77491 (IRON OXIDE)
Top products with Red 4
Frequently asked questions
What is the difference between CI 77491 (IRON OXIDE) and Red 4?
CI 77491 (IRON OXIDE) is categorised as "Added colour" while Red 4 is categorised as "Added colour". They serve different functions in skincare formulations.
Can I use CI 77491 (IRON OXIDE) and Red 4 together?
In most cases, these ingredients can be used together. However, always patch test and introduce new ingredients gradually.
Which is more common in skincare products?
CI 77491 (IRON OXIDE) is found in 3 products, while Red 4 is found in 1 products in our database.