Provitamin B5 (Synonyms: D-Pantothenyl, Pantothenol, Dexpanthenol) is the alcohol analog of pantothenic acid (Vitamin B5). Activity 75%. Studies have shown D-Panthenol promotes stimulation of epithelization, granulation, mitigation of itching and has an anti-inflammatory effect. It has good moisturizing and softening properties, penetrates readily into skin & hair. It also gives hair moisture & shine and reduces split ends.