Theres no definitive clinical guideline, but a conservative approach is wise
Documentation and Financial: Picture ID: State/Government valid ID/Drivers License/Passport Necessary travel documentation Insurance card Relevant medical records/list of providers with contact information A list of family members and their contact information A form of payment for co-pays (debit card, credit card, cash, or checkbook) A small amount of cash ($200 max) Credit card Clothing: season-appropriate clothing (hat or beanie, warm gloves if arriving in winter, tennis shoes, flip flops or sandals for summer) sweater or jacket for indoors and outdoors long pants, shorts, socks, undergarments ladies or mens proper undergarments comfortable & discrete work-out wear comfortable sleepwear one-piece swimsuits for women or knee-length board swim shorts for men
Physical activity, including mild aerobic exercise such as walking, dancing, and swimming, will help keep the body strong and prevent muscle weakening
Any changes are usually subtle and gradual, noticed over several weeks rather than days
Plant J 53 (6): 999-1012
A better option is the so-called holo TC test, which measures only the vitamin B12 that is genuinely available to the body