Herbal Nano-Formulations for Topical Delivery

This review explores the use of topical and transdermal delivery for drugs and cosmetics, highlighting the benefits of avoiding side effects and rapid metabolism, with a focus on nanoparticulate formulations and techniques for studying skin penetration.

This study demonstrated that Periplaneta americana extract significantly promoted hair regeneration in depilated mice by enhancing superoxide dismutase activity, upregulating vascular endothelial growth factor, modulating the FOXO/PI3K/AKT pathway, and restoring skin microbiome balance, suggesting its potential as a novel therapeutic candidate for alopecia.

This review reports that Dang Gui (Radix Angelica sinensis) possesses bidirectional immunoregulatory effects, enhancing immune cell proliferation and function, and may benefit immune-related diseases such as cancer and anemia. It also evaluates regulatory and safety aspects, aiming to guide future research and clinical use.

This review highlights the potential of nano-phytopharmaceuticals in improving the bioavailability and efficacy of phytochemicals for treating locomotor, dermal, reproductive, and urinary tract disorders, but notes that more clinical and preclinical research is needed to establish their safety and efficacy for human use.

In this study, researchers evaluated different formulations of a nanoemulsion combining candlenut oil and virgin coconut oil on male rats and found that a 1:3 ratio yielded significant hair growth results, with an average hair length of 17.14 mm and a weight of 699.37 mg.