Results 1 to 10 of about 45,064 (347)

Topical Sunscreens: A Narrative Review for Contact Sensitivity, Potential Allergens, Clinical Evaluation, and Management for their Optimal Use in Clinical Practice [PDF]

open access: diamondIndian Dermatology Online Journal
Topical sunscreens decrease the quantity of ultraviolet (UV) light from the sun reaching the skin by either blocking or scattering it and help protect the skin from dyspigmentation, photoaging, DNA damage, and photocarcinogenesis, especially in ...
Vikram K. Mahajan   +5 more
doaj   +3 more sources

Exploring Mycosporine-like Amino Acid UV-Absorbing Natural Products for a New Generation of Environmentally Friendly Sunscreens

open access: yesMarine Drugs, 2023
Human skin needs additional protection from damaging ultraviolet radiation (UVR: 280–400 nm). Harmful UVR exposure leads to DNA damage and the development of skin cancer.
Nedeljka Rosic   +4 more
doaj   +2 more sources

Lignin-Based Sunscreens—State-of-the-Art, Prospects and Challenges

open access: yesCosmetics, 2020
This review covers the latest developments and challenges in the field of broad-spectrum sunscreens and how sunscreens based on lignin address their requirements in terms of sunlight protection, antioxidants, and preservatives.
Petri Widsten
doaj   +2 more sources

Ensuring the Safety of Sunscreens, and Their Efficacy in Preventing Skin Cancers: Challenges and Controversies for Clinicians, Formulators, and Regulators

open access: yesFrontiers in Medicine, 2019
When people think about sun-protection or prevention of skin cancer, sunscreens readily come to mind. Sunscreen effectiveness is tested in vivo by the ability to prevent erythema of skin, yet testing methods vary between markets, and many sunscreens fail
Sharad P. Paul, Sharad P. Paul
doaj   +2 more sources

The Effect of Sunscreens on the Skin Barrier

open access: yesLife, 2022
Transepidermal water-loss (TEWL), stratum-corneum hydration (SCH), erythema, elasticity, pH and melanin, are parameters of the epidermal barrier function and skin homeostasis that objectively indicate the integrity of the skin barrier.
Alicia Gonzalez-Bravo   +3 more
doaj   +2 more sources

Photoprotection:extending lessons learned from studying natural sunscreens to the design of artificial sunscreen constituents [PDF]

open access: yesChemical Society Reviews, 2017
Ultrafast pump–probe spectroscopies and computational chemistry unravel the excited state photophysics responsible for the photostability of molecules in natural and commercial sunscreens.
Ashfold, Michael N R   +4 more
core   +2 more sources

Organic Sunscreens—Is Their Placenta Permeability the Only Issue Associated with Exposure During Pregnancy? In Silico Studies of Sunscreens’ Placenta Permeability and Interactions with Selected Placental Enzymes [PDF]

open access: yesMolecules
One of the functions of placenta is to protect the fetus against harmful xenobiotics. Protective mechanisms of placenta are based on enzymes, e.g., antioxidant enzymes from the glutathione S-transferases group (GST) or human N-acetyltransferase 2 (NAT2).
Anna W. Sobańska, Andrzej M. Sobański
doaj   +2 more sources

Stability of Sunscreens Containing CePO4: Proposal for a New Inorganic UV Filter [PDF]

open access: goldMolecules, 2014
Inorganic UV filters have become attractive because of their role in protecting the skin from the damage caused by continuous exposure to the sun. However, their large refractive index and high photocatalytic activity have led to the development of ...
Vitor C. Seixas, Osvaldo A. Serra
doaj   +2 more sources

Photoprotection in pregnancy: addressing safety concerns and optimizing skin health [PDF]

open access: yesFrontiers in Medicine
Pregnancy is associated with physiological skin changes, altered response to UV exposure and increased risk of pigmentary disorders such as melasma and linea nigra, which can impact quality of life.
Henry W. Lim   +10 more
doaj   +2 more sources

Do sunscreens have more positive or negative effects? Study review

open access: yesJournal of Education, Health and Sport, 2022
Introduction: UV radiation is related to skin cancers, skin photoaging and sunburn. It can be harmful for human skin, so it is crucial to have a protection against sun rays.
Alicja Maria Ozga-Stachurska   +3 more
doaj   +1 more source

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