Best Answer: Only two VPs have resigned. John Calhoun in December 28, 1832 to run as a senator. On October 10, 1973, Agnew became the second Vice President to resign the office.
Foods Rich in L-Theanine. L-Theanine is an amino acid commonly found in green tea, which is believed to increase alpha waves in the brain, creating a feeling of relaxation, while maintaining mental alertness, Natural News wrote.
L Theanine -- gamma-glutamylethylamide -- is one of the major amino acid components in green tea and black tea. L-theanine is considered the main substance responsible for the taste of green tea.There's been little research regarding L-theanine supplementation in humans, therefore I don't have a clear idea of benefits or side effects of this supplement, but it appears that it has a role to play in reducing stress and anxiety.esearch and benefits L-Theanine (delta-glutamylethylamide) is one of the predominant amino acids ordinarily found in green tea, and historically has been used as a relaxing agent. Another herb to consider for stress and anxiety reduction is kava which is quite effective for relaxation.