What is the patent of pure urea? What about SVR?

Patent pure urea technology SVR consists of urea, serine and histidine with a concentration of 10% or above. France Shuweiya pure urea technology formula, softens and helps the aging cuticle to fall off, promotes hydration, realizes circulating cell metabolism, replenishes water for 24 hours, and effectively smoothes rough skin. SVR France has 40 years of experience in pure urea technology. Its series products adopt pure urea technology, replenish water for 24 hours to soothe the skin, and are tested on sensitive skin, which proves that the products have low allergenicity.