You can't open up a magazine without seeing someone with impossibly smooth skin selling some sort of "anti-aging" cream, but could some of these products actually work?

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Sources:

http://www.mayoclinic.org/diseases-conditions/wrinkles/in-depth/wrinkle-creams/art-20047463?pg=1
http://medcell.med.yale.edu/lectures/files/connective_tissue.pdf
https://link.springer.com/article/10.1134/S2079057011040059
http://www.who.int/uv/faq/whatisuv/en/index2.html
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3299230/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2699641/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2791365/
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.607.6892&rep=rep1&type=pdf
https://www.researchgate.net/profile/Dietmar_Haltrich/publication/270824799_Phenolic_antioxidants_and_their_role_in_quenching_of_reactive_molecular_species_in_the_human_skin_injury/links/54c61cd80cf2911c7a56f06f.pdf
https://www.researchgate.net/profile/Ute_Woelfle/publication/263708133_Reactive_Molecule_Species_and_Antioxidative_Mechanisms_in_Normal_Skin_and_Skin_Aging/links/546e17b00cf2b5fc17603dc1.pdf
http://www.livescience.com/36720-anti-aging-products-lotions-supplements.html
https://www.hindawi.com/journals/drp/2012/135206/
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.607.6892&rep=rep1&type=pdf
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3583886/