Diy Vitamin C Serum With Ferulic Acid. Above 20%, the effectiveness of laa doesn’t increase but the side effects (mostly irritation) do. Also, wash your hands really well with soap and water after each use and get the soap under your finger nails, other wise you will get spots of orange color under your nails from the vitamin c.
Marmur.the product contains additional products such as vitamin e, ferulic acid, and fruit enzymes that. While combining them does not necessarily negate the effects of vitamin c or ha, the ph of a mixed product can lead to one or both ingredients being less effective, depending on the ph of the final product. If you are one such person who insists on tracking down a vitamin.
Normal c serums will expire in a month or less.
I read that adding 0.5% ferulic acid to your vit c serum can enhance the action and has an awesome synergistic effect. Above 20%, the effectiveness of laa doesn’t increase but the side effects (mostly irritation) do. Thanks for this post, very well done. Ce ferulic is an antioxidant combination that protects against photoaging by neutralizing free radicals, helping.