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This research gap reflects the challenging regulatory landscape for peptides and the lack of pharmaceutical industry interest in compounds that cannot be patented

Do not rub or massage the injection site

Consultation is key Before deciding on any injectable supplement, it's crucial to consult with a healthcare professional

Good Food tested a range of vitamin B12 supplements to help you find the best option for energy, nerve function and overall health, especially for plant-based diets Vitamin B12 is an essential nutrient that's vital for energy production, red blood cell formation, nerve function and DNA synthesis

Vitamins perform a wide variety of functions in our bodies, such as helping to release energy from the foods that we eat, playing a role in DNA synthesis, and acting as antioxidants to protect our cells from damage

Consumption factors