Many patients of vitamin B12 deficiency suffering from fatigue, memory loss, and brain fog want to know how long it will take for vitamin B12 to take effect, and for how long they will have to continue taking vitamin B12 supplements.f you begin early on, then you should start seeing results from vitamin B12 before long, depending on how much vitamin B12 you need in order to achieve a normal level.
Description. In the mid-to-late 1800s, thousands of settler pioneers headed west across continental North America, in order to take up an offer from their government to build farms and settle them.The motivation was clear and huge, but it was a risky venture.escription. In the mid-to-late 1800s, thousands of settler pioneers headed west across continental North America, in order to take up an offer from their government to build farms and settle them.
Making the world better, one answer at a time. Because the gold rush in California was going on and everybody wanted some gold, also there wasn't many people in the west and the east and south was crowded so people moved to the west.n Native American History. People migrated west to California in the early 1800s because there was tons of gold in California so pretty much it was mainly the miners who migrated (moved) west to get as â¦ much gold as they can. I know this because we very recently learned about in history class at school.