Results 71 to 80 of about 7,650 (179)

HPLC-DAD Determination of Hydroquinone, Salicylic Acid, and Niacinamide in Skin-Whitening Products: Method Validation and Safety Evaluation

Separations
Skin-whitening products (SWPs) are widely used, yet many contain prohibited or misdeclared depigmenting agents posing safety concerns. This study developed and validated a sensitive and reliable HPLC-DAD method for the simultaneous determination of ...
Khadejah D. Otaif
doaj   +1 more source

Impacts of 360 mg/kg Niacinamide Supplementation in Low-Protein Diets on Energy and Nitrogen Metabolism and Intestinal Microbiota in Growing–Finishing Pigs

Animals
This study aimed to investigate the effects of adding 360 mg/kg niacinamide (NAM) to diets on nutrient metabolism, providing insights into how dietary NAM supplementation enhances nitrogen utilization and growth performance in pigs.
Xiaoyi Long, Haiyang Wei, Zhenyang Wang, Zhiru Tang, Yetong Xu, Xie Peng, Zhihong Sun, Liuting Wu   +7 more
doaj   +1 more source

Leveraging Multifaceted Polyphenol Interactions: An Approach for Hair Loss Mitigation

Advanced Materials Interfaces
Hair loss affects millions globally, creating a demand for safer, more effective treatments. Traditional treatments like minoxidil often have limited efficacy and side effects.
Eunu Kim, Geon Min Lee, Haeshin Lee
doaj   +1 more source

The Anti-Acne and Reduction of Hyperpigmentation Effects of Products Containing Retinol, Niacinamide, Ceramides, and Dipotassium Glycyrrhizinate in Chinese Women

Cosmetics
Acne vulgaris is a dermatological condition characterized by the hyperkeratinization of sebaceous follicles, which can further lead to post-inflammatory hyperpigmentation.
Zheng Kuai, Wenna Wang, Jiahong Yang, Xiaofeng He, Yi Yi, Hequn Wang, Yijie Zheng, Yunfei Ai   +7 more
doaj   +1 more source

Polarographic Determination of Niacinamide in Multivitamin Preparations

Journal of AOAC INTERNATIONAL, 1974
Abstract Niacinamide is extracted from multivitamin preparations with sodium bicarbonate solution. The extract is mixed with Celite and packed into a chromatographic column. The vitamin is eluted with 10% re-propanol in ether and the eluate is evaporated to dryness in the presence of hydrochloric acid.
openaire   +2 more sources

Fast, easy and green method for the first quantification of niacinamide in serums and creams by digital image analysis using iron (III) chloride. [PDF]

Mikrochim Acta
Lambarri A, Ostra M, Bordagaray A, Garcia-Arrona R, Vidal M.   +4 more
europepmc   +1 more source

Analytical method development for simultaneous estimation of kojic acid, ascorbic acid and niacinamide in cosmetics and its validation. [PDF]

BMC Chem
Venkatesan V, Sukumaran G, Sundaram RL, Ashok C, Pandiyan SDD, Jeyabalan S, Sekar M, Wong LS, Subramaniyan V.   +8 more
europepmc   +1 more source

Pharmaceutical Co-Crystal Formulation of Rivaroxaban with Niacinamide: Preparation, Characterization, and In Vitro Release Evaluation. [PDF]

Materials (Basel)
Solomon C, Sarbu I, Anuța V, Ozon EA, Musuc AM, Rusu A, Surdu VA, Chandak A, Gavriloaia RM, Fița AC, Nită DT, Mitu MA.   +11 more
europepmc   +1 more source

Glabridin Inhibits Melanogenesis and Melanin Transfer via Wnt/β-Catenin Pathway and Rho Family GTPase-Mediated Dendritic Formation Suppression. [PDF]

Pharmaceuticals (Basel)
Li L, Zhang X, Tang G, Wu J, Huang Q.
europepmc   +1 more source

Decoding Hyperpigmentation from Biological Mechanisms to Actives with Clinically Proven Topical Efficacy: A Narrative Review. [PDF]

Dermatol Ther (Heidelb)
Duval C, Qiu J, Warrick E, Sextius P, Castiel-Higounenc I, Xiang L, Bernerd F, Passeron T.   +7 more
europepmc   +1 more source