The Vitamin Armor Blog

Science-backed guidance on vitamins, minerals, and daily supplementation. Written for athletes, active adults, and anyone who wants to make informed decisions about what they put in their body.

How Long Does It Take to Recover From B12 Deficiency?

Jul 17, 2026 | Vitamin Deficiency

Blood markers improve in about a week, blood counts in about 8 weeks, and nerve symptoms take the longest. Here is a realistic B12 recovery timeline.

Pharmacist talking with an older woman about her medications

Common Medications That Can Lower Your Vitamin Levels

Jul 3, 2026 | Vitamin Deficiency, Vitamin Guidance

Metformin, acid reducers, and a few other common medications can slowly lower nutrient levels. Here is what the research shows and what to ask your prescriber.

Friends and family toasting drinks at a backyard barbecue

Does Alcohol Deplete Vitamins? What Social Drinkers Should Know

Jun 26, 2026 | Healthy Habits, Vitamin Deficiency

Alcohol can lower thiamin, folate, zinc, and magnesium, but the serious deficiencies mostly follow heavy drinking. Here is what social drinkers actually need to know.

Sunny side up eggs, a top source of choline

Choline: The Nutrient Most Americans Miss

Jun 12, 2026 | Vitamin Deficiency, Vitamin Guidance

Only about 8% of US adults get enough choline, and most multivitamins and prenatals contain little or none. Here is what it does and where to find it.

Plant-based bowl with tofu, quinoa, vegetables and legumes

Eating Plant-Based? The Nutrients Worth Watching

Jun 5, 2026 | Vitamin Deficiency, Vitamin Guidance

B12 is non-negotiable on a vegan diet, and iodine, vitamin D, iron, zinc, and calcium deserve a plan too. Here is a practical checklist.

Service member in uniform eating breakfast

Nutrition for Service Members and Veterans: Iron, Vitamin D, Bone, and Sleep

May 22, 2026 | Life Stages, Vitamin Deficiency

Iron deficiency, stress fractures, and short sleep are the real nutrition issues in military life. Here is what the research shows for service members and veterans.

Iron rich foods like red meat, spinach, beans and liver

Should You Take Iron Without a Blood Test? What Ferritin Tells You

Mar 27, 2026 | Minerals, Vitamin Deficiency

Tired and thinking about iron pills? Here is why a quick ferritin test should come first, who is most likely to be low, and how to make iron treatment work better.