Vitamin B5 Powder 100% pure vitamin B5 powder, offering an easy way to integrate pantothenic acid into your nutritional intake, contributing to normal cognitive performance, energy-yielding metabolism & reduced tiredness & fatigue. Vitamin B5, also known as pantothenic acid, is a water soluble vitamin commonly found in foods such as salmon, liver & egg yolks. Our Vitamin B5 offers an easy way to up your intake of vitamin B5 in a convenient powder, great for mixing in with your usual smoothie or