| Regulatory reference: | Proprietary method |
| Claim: | Activates the synthesis of collagen, elastin, fibronectin |
| Application field: | Finished products and active ingredients. |
| Description of the test: | Quantitative analysis of the effect of the tested product in increasing the synthesis of collagen and elastin. The test is performed on several concentration and time points using real time PCR on cultured cell lines. The test can be performed on human keratinocytes or fibroblasts. |