NL Clinic Blog

Ferritin: The Iron Storage Protein Behind Energy, Hair, and Hormones

Ferritin is a protein that stores iron in your cells and releases it as needed. It reflects the body’s iron reserves, making it a critical early marker for iron deficiency — often before anemia appears on a standard blood panel.

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Folate (Vitamin B9): The DNA Builder and Methylation Master

Folate, also known as Vitamin B9, is a water-soluble B vitamin required for DNA synthesis, cell division, detoxification, and neurotransmitter production. It’s especially critical during periods of rapid growth (like pregnancy), but also plays a central role in methylation — a fundamental biochemical process affecting everything from mood to immune response.

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Vitamin B12: The Vital Nutrient for Energy, Nerves & Brain Function

Vitamin B12 (Cobalamin) is an essential water-soluble vitamin that plays a crucial role in red blood cell formation, neurological function, and DNA synthesis. It’s one of the most common nutrient deficiencies**, especially in older adults, vegans, vegetarians, and people with digestive issues.

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Vitamin D (25-Hydroxy D): The Sunshine Hormone with System-Wide Effects

Though often called a vitamin, Vitamin D actually acts more like a hormone in the body. It plays a crucial role in everything from bone health and immune function to mood regulation, hormone balance, and even cancer prevention

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