While not identical twins, Mad Hippie's Vitamin C Serum is a popular alternative to C-Firma because they share the same core antioxidant philosophy: combining Vitamin C with Vitamin E and Ferulic Acid. Let's see how they stack up.
The most potent, powerful, and well-researched form of Vitamin C. It delivers fast results but can be less stable and potentially irritating for very sensitive skin.
A very stable and gentle Vitamin C derivative. It's known to be beneficial for acne-prone skin but is less potent than L-AA and needs to convert in the skin to become active.
Contains Ferulic Acid and Tocopherol (Vitamin E).
Also contains Ferulic Acid and Tocopherol (Vitamin E).
A unique, cross-linked form of hyaluronic acid for sustained hydration, plus the signature antioxidant-rich Marula oil.
The classic salt form of hyaluronic acid to draw moisture into the skin, supported by the fundamental humectant glycerin.
Provides gentle enzymatic exfoliation and helps firm the skin.
A blend focused on calming, soothing, and balancing the skin.
Choose this if your primary goal is powerful, fast-acting antioxidant protection and brightening, and your skin and budget can handle it.
Choose this if you have sensitive or acne-prone skin, or if you want the core benefits of the antioxidant trio without the high price tag and potential for irritation.