unstable moods & irritability
This can manifest as tingling, numbness, or pain in the fingers and palm, particularly when pressure is applied to certain areas
The authors proposed multiple potential mechanisms including interactions with opioid, GABAergic, and monoaminergic systems, establishing the conceptual framework for subsequent mechanistic research into DSIP's neurophysiological actions
They form the bedrock of reproducible, high-integrity science
Endurance athletes face unique challenges that may increase B12 needs: prolonged training sessions stress the digestive system, potentially impairing absorption, while increased red blood cell turnover demands consistent B12 availability
These may include but are not limited to: Pain or swelling at the injection site Allergic reactions (extremely rare) If you experience any concerning side effects, contact your healthcare provider immediately