In this experimental study, researchers found that using aluminum foil in hair bleaching significantly improves lightness and color uniformity compared to not using foil, indicating a more effective technique for achieving optimal hair coloring results.
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January 1996 in “British journal of dermatology/British journal of dermatology, Supplement” This study found that treating the skin of Mexican hairless dogs with different tretinoin formulations reduced comedones and lightened skin color, suggesting its potential as a model for evaluating retinoid activity.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this study, a herbal hair dye was formulated and tested, showing good stability and quality. The addition of Barleria prionitis flower enhanced color intensity and conditioning effects, suggesting it as a safe and effective natural alternative to chemical dyes.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this study, researchers formulated a herbal hair dye with natural ingredients, including Barleria prionitis, and found it to be stable, effective, and a promising natural alternative to chemical dyes, enhancing color intensity and hair conditioning compared to formulations without this component.
January 2025 in “Journal of Pharmacognosy and Phytochemistry” This study developed plant-pigment-based shampoos using extracts from Neem, Fenugreek, Hibiscus, and Butterfly Pea, which demonstrated stability, antimicrobial properties, and potential scalp benefits such as hair growth promotion and dandruff reduction, making them a promising alternative to synthetic dyes.
