| Regulatory reference: | Proprietary method |
| Claim: | Anti-aging and Redensifies and tones the epidermis |
| Application field: | Finished products and active ingredients. |
| Description of the test: | Quantitative evaluation of the efficacy of a product or active ingredient in increasing cell proliferation and protein synthesis. MTT test and protein quantification at different time intervals. The test can be performed on human keratinocytes or fibroblasts. |