Results 11 to 20 of about 1,077,276 (375)

Determination of Antioxidant Activity and Sun Protection Factor of Commercial Essential Oils [PDF]

open access: hybridBiology and Life Sciences Forum, 2021
Aromatic plants have been used since antiquity as great potential sources of therapeutics in folk medicine and as preservatives in foods, because they contain many biologically active compounds.
Filomena Monica Vella   +2 more
doaj   +2 more sources

Evaluating the Sun Protection Factor of Cosmetic Formulations Containing Afzelin

open access: yesChemical and Pharmaceutical Bulletin, 2021
Exposure to UV radiation damages the skin and increases the risk of skin cancer. Sunscreen is used to protect the skin from the harmful effects of UV radiation. However, the chemical UV filters used in sunscreen can show toxicity and cause allergic reactions.
Eunsun Jung   +6 more
openaire   +4 more sources

A novel moisturizer with high sun protection factor improves cutaneous barrier function and the visible appearance of rosacea-prone skin. [PDF]

open access: yesJ Cosmet Dermatol, 2019
Consensus guidelines advocate general skincare for rosacea patients.
Baldwin H   +3 more
europepmc   +2 more sources

The Effect of UVB Irradiation and Oxidative Stress on the Skin Barrier-A New Method to Evaluate Sun Protection Factor Based on Electrical Impedance Spectroscopy. [PDF]

open access: yesSensors (Basel), 2019
Sunlight is vital for several biochemical processes of the skin organ. However, acute or chronic exposure to ultraviolet radiation (UVR) has several harmful effects on the skin structure and function, especially in the case of the failing function of ...
Hernández AR   +3 more
europepmc   +2 more sources

Sun Protection Knowledge and Practices in Fifth-year Medical Students: Impact of Gender, Sunburn Experience and Sunscreen Use [PDF]

open access: yesDermatology Practical & Conceptual
Introduction: Ultraviolet exposure is the most important modifiable risk factor for developing skin cancer. Objectives: We evaluated the knowledge and behaviors of medical students regarding sun protection. Methods: Between October 2023 and May 2024,
Funda Tamer, Emre Guven, Esra Adisen
doaj   +2 more sources

Penentuan Nilai Sun Protection Factor (SPF) dari Kulit Bawang Merah

open access: bronzeJURNAL REDOKS ( JURNAL PENDIDIKAN KIMIA DAN ILMU KIMIA ), 2019
Kulit bawang merah merupakan salah satu tanaman yang diduga memiliki aktifitas sebagai tabir surya sehingga dilakukan penelitian tentang penentuan nilai sun protection factor (SPF) dari ekstrak etanol kulit bawang merah.
Agrippina Wiraningtyas   +3 more
openalex   +3 more sources

Effectiveness of sunscreens and factors influencing sun protection: a review [PDF]

open access: diamondBrazilian Journal of Pharmaceutical Sciences, 2022
The effectiveness of sun protection depends directly on the photo-protective product employed, the way it is used and the amount applied. Many studies report that sunscreens are often applied incorrectly, at amounts much lower than those recommended for the sun protection factor (SPF) specified on the label. When not used properly, the effectiveness of
Lucas Portilho   +4 more
openaire   +3 more sources

Sun Protection by Beach Umbrella vs Sunscreen With a High Sun Protection Factor [PDF]

open access: yesJAMA Dermatology, 2017
Sun-protective behavior affects skin cancer prevention. Shade works by physically shielding skin from direct harmful UV rays; however, skin may still remain exposed to reflected and indirect UV rays. There is no current standard metric to evaluate shade for its effectiveness in sun protection, and there is insufficient clinical evidence that a beach ...
Hao Ou-Yang   +5 more
openaire   +3 more sources

A PILOT STUDY ON SUN PROTECTION FACTOR OF PLANT EXTRACTS: AN OBSERVATIONAL STUDY

open access: gold, 2018
Objective: The aim of the present work is to investigate the presence of ultraviolet (UV) light absorption capacity of the selected plant extracts.
G Priyanka   +4 more
openalex   +3 more sources

Correlation of in vivo and in vitro measurements of sun protection factor

open access: yesJournal of Food and Drug Analysis, 2020
In this study, the correlation of measuring sun protection factor (SPF) values between in vivo and in vitro tests was investigated for the purpose of monitoring the in vivo efficacy of sunscreen products using in vitro tests instead of in vivo tests to lessen the labor burden. Eight products, including standard product of the US FDA (SPF 4) and COLIPA (
Ming Chuan Huang   +4 more
openaire   +3 more sources

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