Immunity to the hepatitis B virus is thought to be lifelong. The hepatitis A vaccine is effective for at least 25 years in adults and 14 years in children.n clinical trials, 1 month after the last dose, 100% of people were immune to hepatitis A, while 99.7% were immune to hepatitis B. But in practice, immunity may not approach these levels. Hepatitis B vaccine usually does not provide immunity for more than 95% to 97% of people.
Deer antler spray and pills are known to contain small amounts of deer IGF-1 (Insulin-like Growth Factor-1), which is what the liver converts HGH into, resulting in artificially enhanced muscle regeneration and growth that has made NFL ban the use of HGH and deer antler spray.
In the velvet antler stage, antlers of elk and deer have been used in Asia as a dietary supplement or alternative medicinal substance for more than 2,000 years.n tropical species, antlers may be shed at any time of year, and in some species such as the sambar, antlers last several years. Some equatorial deer never shed their antlers. Antlers function as weapons in combats between males, which sometimes cause serious wounds, and as dominance and sexual displays.