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Healthy Hair, Skin, and Nails B12 contributes to cell growth and renewal, impacting the health of your hair, skin, and nails
Oral supplements are also available, but injections are more effective as they bypass the digestive system and directly enter the bloodstream
For intramuscular injection, insert the needle at a 90-degree angle into muscle (deltoid, thigh, or gluteus)
Hold the skin firmly and create a V-shape with your thumb and forefinger to ensure proper administration
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