Chinese Herbal Medicines | 2019
Dendrobium orchid polysaccharide extract: Preparation, characterization and in vivo skin hydrating efficacy
Abstract
Abstract Objective Dendrobium spp., the major globally commercializing tropical orchid, has been continuously used in Chinese medicine. However, preparation and standardization of this therapeutic orchid including its clinical evidence for topical application are sparely to be exploited. Methods Maceration of the white orchid (Dendrobium cv. Khao Sanan) in water was varied on the extraction time. The extraction yields and total polysaccharide content of the extracts were compared. The best extract condition was selected, standardized, and evaluated on safety and skin hydrating efficacy in human volunteers. Results The extraction for 3\u202fh gave the extract with polysaccharide content that significantly (P\xa0 Conclusion White Dendrobium is ready to be supplied as a specialty ingredient with a safe and efficient profile for skin dryness therapy. This innovative application of the identified traditional Chinese medicinal herb flows in the main stream of the consumers’ preferences and demand upon natural derived products.