Dive Deeper: Clinical Research on Alto Serums

Curious about the science behind Alto Defense and Alto Advanced Defense & Repair Serums? Explore these trusted studies and publications:

1. L’Oréal/Skinbetter Science Clinical Trials
   • Alto Advanced Defense & Repair Serum – Allyl PQQ antioxidant properties and visible effects on photo-damage allure.com+15lorealprofessionalskincare.com+15prnewswire.com+15
   • Alto Defense Serum – Protective effects against oxidative stress, cigarette smoke, blue light, and ozone in both in vitro and human skin studies reddit.com+12lorealprofessionalskincare.com+12lorealdermatologicalbeauty.us+12

2. Peer-Reviewed Journal – Journal of Aesthetic & Clinical Dermatology
   A skin explant + human photodamage study showing Alto Defense cuts oxidative stress by up to 53% less compared to a leading antioxidant, and significantly reduces UV-induced redness mybodytonic.com+2aestheticmed.co.uk+2allure.com+2

3. Allure Magazine Editorial
   Recognizes Alto Defense Serum as a “groundbreaking formula” with 19 synergistic antioxidants that outperform many single-active serums reddit.com+12allure.com+12aestheticmed.co.uk+12

4. American Academy of Dermatology (AAD) Presentation
   Data presented at AAD (2019) confirmed that Alto Defense Serum shields skin structure from ozone-related damage—demonstrated in reconstructed human skin models lorealprofessionalskincare.com+2prnewswire.com+2staging.lorealdermatologicalbeauty.us+2

5. Allure Best of Beauty Breakthrough Awards
   Alto Defense Serum honored with the 2017 Allure Best of Beauty Breakthrough Award for its innovative antioxidant technology prnewswire.com+1allure.com+1