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This increased vascularization ensures that the hair bulb receives a constant supply of oxygen and essential nutrients required for sustained growth

(February 2011)

Vitamin B12, also known as cobalamin, is a water-soluble vitamin critical to several body functions, such as energy production, nerve function, and red blood cell formation

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RDA is higher than EAR to identify amounts that will cover people with higher-than-average requirements

Inject the needle into the pinched skin at a 90-degree angle