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These patches offer a convenient and effective way to supplement vitamin B12 levels in the body, especially for individuals who may have difficulty absorbing oral supplements due to medical conditions or other factors
How its done The needle is inserted at a 90-degree angle so that it pierces the skin down into the muscle
B12 is a vitamin that plays a crucial role in cognitive and nervous system functions
A 2025 meta-analysis of 16 studies involving 6,098 participants found no statistically significant difference between intramuscular, oral, and sublingual B12 supplementation routes
The effect builds slowly, over months or years, until it shows up as fatigue in someone already managing insulin resistance or PCOS with the same drug
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