Revolutionizing Sun Protection: Emerging Nanotechnologies Shaping the Future of Sunscreens

Area of Science:

• Pharmaceutical Sciences
• Cosmetic Science
• Materials Science

Background:

• Sun protection is a major public health concern due to rising skin disease rates linked to UV exposure.
• Nanosystems in sunscreens offer innovative solutions in pharmaceutical and cosmetic applications.
• Ultraviolet (UV) radiation exposure necessitates effective sun protection strategies.

Purpose of the Study:

• To map and characterize scientific studies on nanotechnology applications in sunscreen formulations.
• To evaluate the effectiveness and safety of nanotechnology-based sunscreens.
• To identify trends in the development of advanced sunscreen formulations.

Main Methods:

• Comprehensive literature searches were conducted across major scientific databases (PubMed, Embase, Lilacs, Scopus, Web of Science, Google Scholar).
• Fifty-four studies focusing on the development and evaluation of nanotechnology-associated sunscreen formulations were included.
• Systematic review and categorization of existing research on nanosystems in sunscreens.

Main Results:

• Nanotechnology significantly improves pharmaceutical sunscreen formulations, enhancing performance and UV filter efficacy.
• Nanosystems offer advanced active delivery systems for developing superior sunscreen products.
• The integration of nanotechnology leads to more effective UV protection.

Conclusions:

• Nanotechnology is a key strategy for developing advanced and effective sunscreen formulations.
• While promising, further research, particularly on safety and systemic absorption, is crucial.
• Continued investigation into nanotechnology's role in sunscreens is essential for public health advancements.