The highest concentration of Vitamin B3 on the market, combined with primary antioxidant technology.
| Feature | Synergie Skin XCell B | Generic Products |
|---|---|---|
| B3 Concentration | 21% German Medical Grade, high penetration. | Often below 5% or unknown. |
| Antioxidant Level | Primary SOD stops free radical generation. | Secondary antioxidants only reduce damage. |
| Safety Standards | Clean Science, CCF Certified Cruelty-Free. | May contain Parabens, SLS, or synthetic fragrance. |







