Cost Concerns: Some individuals may perceive liquid L-carnitine as an additional expense in their budget
This may be because the self-assembled peptides usually have better stability after forming nanostructures than their corresponding small molecules, and the core assembly sequence of NSBSO was composed of two d-phenylalanines, which can better resist the degradation of enzymes than l-counterparts
Acknowledgements This work was supported by the NIA (R00AG037574 and R56AG052981), the Prevent Cancer Foundation, the American Institute for Cancer Research (AICR), the American Federation for Aging Research (AFAR) and Einstein Startup Funds to D.M.H

The choice between astaxanthin and glutathione depends on your specific skin concerns and goals: Choose Astaxanthin If: You're looking for powerful anti-aging benefits You want natural UV protection You have dry or dehydrated skin You're concerned about environmental damage You prefer oil-based skincare products Choose Glutathione If: You want to brighten your skin tone You're dealing with hyperpigmentation You have acne-prone skin You're looking for detoxification benefits You want overall skin health improvement Consider Both If: You want comprehensive skin protection You're dealing with multiple skin concerns You're serious about anti-aging You want to maximize antioxidant benefits Best Ways to Use Astaxanthin for Skin Care Topical Applications Topical astaxanthin products are highly effective because they deliver the antioxidant directly to your skin

New Phytol 206(4):11961206 Wang Y, Li Z, Xu M, Xiao Z, Liu C, Du B et al (2023) Signal molecules regulate the synthesis of secondary metabolites in the interaction between endophytes and medicinal plants
The combination has not been formally tested in any published clinical trial as of May 2026