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This study found that the "Hair Medulla Care" treatment allows various substances to penetrate hair more effectively, suggesting potential applications for enhancing hair coloring, care, and perming processes.

This study found that hair dyed with anionic basic hair dye lost more color after shampooing compared to cationic and nonionic dyes, with alkaline shampoo increasing this effect.

This review covers hair dye formulations, their mechanisms, and potential applications, but reports no new findings; the authors highlight the process of oxidative dyeing and repairing damaged hair.

This review examines hair cosmetics, including shampoos and conditioners, for their formulations and effects, but reports no new clinical findings; it emphasizes the importance of dermatologist knowledge in treating diverse hair conditions.

This article reviews innovations in hair cosmetics, focusing on esthetic procedures and products in the Indian market, and reports no new experimental findings.

This study developed and tested a shampoo with semi-permanent dyes designed to gradually cover gray hair, reporting maintained stability and effective gray–black coloration on high-canities hair tresses through eight wash cycles.

Hair care products are important for appearance and self-esteem, and choosing the right ones can help maintain healthy hair.

The researchers found that plant extracts from Papaver rhoeas L., Clitoria ternatea L., and Carthamus tinctorius L. are effective natural cosmetic dyes, offering intense and stable colors without cytotoxicity.

In this study, researchers produced a biosurfactant from yeast that effectively reduces surface tension, acts as a good oil emulsifier, demonstrates antioxidant and antimicrobial properties, and exhibits no cytotoxicity, suggesting its potential use in eco-friendly cosmetic formulations.

This study reviewed the principles and classifications of hair dyes, identifying significant differences between oxidative, temporary non-oxidative, and semi-permanent non-oxidative dyes in terms of duration, application methods, and potential risks, which could help improve safety and convenience in hair dye use.

In this study, researchers explored the potential allergenicity and harmful effects of hair dyes, noting that adverse effects such as sensitization and potential carcinogenicity are not inevitable and can vary based on individual physiological differences.

This review discusses various types of hair dyes, their mechanisms of action, molecular structures, application methods, and formulation aspects, but reports no new research findings.

In this study, polydopamine emerged as a safe and effective alternative to traditional hair dyes like PPD for dyeing gray hair permanently, showing resistance to detergents and causing less toxicity and hair loss in mice.

Liposomes with certain properties can effectively deliver drugs deep into hair follicles.

This study found that differently charged micelles influence the acid-base equilibria of cetirizine by altering its ionization constants, indicating potential interactions with biomolecules of various charges under physiological conditions.

This study reported that discarded squid ink was used to develop a high-performance, environmentally friendly hair dye that offers a stable deep black color, UV protection, and preserves hair structure, while showing excellent biosafety in lab tests.

Certain ingredients can help protect hair color.

This study found that the uptake of molecules by hair is influenced by both hydrophobic and ionic charge interactions, with binding affinity decreasing as pH approaches the solute's dissociation constant.

This review focuses on coumarin analogs with potential antibreast cancer activities but reports no new clinical results, highlighting their mechanisms of action and structure-activity relationships.

This study found that glycosaminoglycan levels were higher in the occipital area of the hair shaft compared to the parietal area, with children showing higher levels than adults.

This review discusses the evolution of modern shampoos from basic cleansing agents to products with specific therapeutic uses and emphasizes the importance of dermatologists understanding shampoo mechanisms and appropriate selection for scalp and hair health.

This review reports that certain chemical ingredients in cosmetics are linked to various health issues, including cancer and reproductive disorders, and highlights concerns about their safety, advising careful selection and use to mitigate potential risks to human health.

This case report observed that a 20-year-old female with recurrent DVTs experienced reversible alopecia with various anticoagulants, except fondaparinux which allowed long-term treatment without this side effect.

This study formulated a nanogel with Bangkal bark extract that showed moderate antibacterial activity against Propionibacterium acnes, with the F3 formulation (8% extract) achieving the highest inhibition zone of 8 mm, suggesting potential as a natural acne treatment.

This review discusses the potential use of liposomal formulations to enhance the effectiveness of cosmeceutical delivery through the skin barrier, with no new clinical results reported.

This review describes recent advances in using nanoparticles for drug delivery to hair follicles, with potential applications in treating skin diseases such as alopecia and acne, but reports no new findings.

This review highlights how advanced nanocarrier and microneedle-based transdermal drug delivery strategies can potentially improve the treatment of skin diseases by enhancing site-specific drug delivery, increasing skin penetration, and reducing systemic toxicity compared to conventional methods.

This review discusses the challenges and contradictions in understanding nanoparticle penetration and toxicity in human skin, emphasizing the need for standardized testing and further research on particles smaller than 10 nm.

This study reviews recent advancements in microneedles made from PLGA, highlighting their use in delivering vaccines, drugs, and proteins through the skin with minimal invasiveness, and discusses the challenges and future potential of these delivery systems.

This study found that nanostructured lipid carriers with more soybean phosphatidylcholine provided better skin retention and follicular targeting for diphencyprone compared to other formulations and controls.