Each vitamin has a unique role in a person’s health. Vitamin B-complex supplements include all of the essential B vitamins in one pill. Some of these supplements contain 100% of the recommended ...

While vitamin B complex plays a role in energy ... If taking very high doses of B5—over 10,000 milligrams (mg) per day—may ...

In a 2017 study on the stress-relieving effects of ashwagandha, researchers randomized 60 individuals with mild stress to receive 240 milligrams (mg ... Laboratories. B-complex vitamin supplements ...