The first thing you need to do is understand why this happens and what you can do to prevent it
For any supplement brand to clinically demonstrate that its BPC-157 product is "most effective," the standard would generally require independent, head-to-head comparative studies against competing products, measuring defined endpoints in human subjects
Important factors for the loading phase include: Severity of initial deficiency Presence of neurological symptoms Patients overall health status Response to initial doses as assessed through follow-up laboratory tests By following this guideline, doctors can quickly restore vitamin B12 levels

Chan School of Public Health: "Vitamin B12." Inflammatory Bowel Diseases: "Prevalence of and risk factors for vitamin B(12) deficiency in patients with Crohn's disease," "Vitamin B12 deficiency in inflammatory bowel disease: prevalence, risk factors, evaluation, and management." MedlinePlus: "Cyanocobalamin Injection." National Health Services: "Hydroxocobalamin," "Treatment -Vitamin B12 or folate deficiency anaemia Contents," "Vitamin B12." Nutrition Reviews: "How prevalent is vitamin B(12) deficiency among vegetarians?" Surgery for Obesity and Related Diseases: "Vitamin B12 deficiency in patients undergoing bariatric surgery: preventive strategies and key recommendations." The American Journal of Clinical Nutrition: "How common is vitamin B-12 deficiency?" The American Journal of Gastroenterology: "Vitamin B12 deficiency in untreated celiac disease." Top B12 Injections Who Get Them, How Quickly They Work Related Articles 22 Healthy Foods High in B VitaminsAny deficiency of B vitamins can lead to various health conditions

If you normally inject on Monday and then inject on Thursday one week and Sunday the next, you are creating unnecessary fluctuation in blood levels
Walk-in clinics provide them