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Panthenol [Vitamin B5] penetrates the hair shaft, helps improve moisture retention, and contributes to hair looking thicker and more elastic

Expert Interview About This Article To increase ferritin levels, try taking an over-the-counter iron supplement if your deficiency is mild

Randomized controlled trials evaluating the role of vitamin B 12 in bone health have used vitamin B 12 in combination with other B-vitamins

Fewer or abnormal red blood cells lead to the development of anemia, a condition that causes symptoms such as chronic fatigue, headache, and dizziness

No large published human clinical trials exist as of 2026 for any form

Regular injections ensure a steady supply of B12