What is Selective Action and Why It Matters for Fat Loss Selective action refers to a compounds ability to produce desired effects on specific target tissues or pathways while avoiding unwanted effects on other physiological systems
These concerns can have many causes, so provider evaluation is important
High-dose oral B12 supplements cost approximately $60 to $180 per year and are available over the counter
Ongoing surveillance is only recommended if extensive gastric atrophy, intestinal metaplasia, or additional risk factors are identified
More serious B12 deficiencies have the potential to impair heart and neurological function, leading to a wide range of serious symptoms, including but not limited to tinnitus, severe joint pain, memory problems, depression, anxiety, poor muscle function, ataxia and changes in reflexes