Vitamin Armor

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.

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Clean Supplements

Clean Supplements: What ‘No Proprietary Blends’ Actually Means

“Clean” has become one of the most overused words in the supplement industry. Brands sla...
Multivitamins and Exercise

Multivitamins and Exercise: What Active People Should Know

If you exercise regularly, your body uses more nutrients than someone who is sedentary. That sounds ...
How Nutritional Gaps Affect Energy

How Nutritional Gaps Affect Energy, Focus, and Daily Performance

You are eating reasonably well. You are getting some sleep. You exercise when you can. But something...

The Role of Vitamin D in Bone Health, Immunity, and Recovery

Most people associate vitamin D with bones, and that connection is real. But the research over the l...
Why Most Multivitamins Have Too Much of What You Don’t Need

Why Most Multivitamins Have Too Much of What You Don’t Need

There is a persistent assumption in the supplement industry that more is better. More ingredients. H...
What to Look for on a Supplement Label

What to Look for on a Supplement Label (And What to Avoid)

Supplement labels are supposed to help you make informed decisions. In practice, they can be one of ...
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How Nutritional Gaps Affect Energy

How Nutritional Gaps Affect Energy, Focus, and Daily Performance

You are eating reasonably well. You are getting some sleep. You exercise when you can. But something...
Why Most Multivitamins Have Too Much of What You Don’t Need

Why Most Multivitamins Have Too Much of What You Don’t Need

There is a persistent assumption in the supplement industry that more is better. More ingredients. H...
What to Look for on a Supplement Label

What to Look for on a Supplement Label (And What to Avoid)

Supplement labels are supposed to help you make informed decisions. In practice, they can be one of ...

Which Vitamins and Minerals Matter Most for Active Adults?

If you exercise regularly, your body burns through certain nutrients faster than someone who spends ...

The Role of Vitamin D in Bone Health, Immunity, and Recovery

Most people associate vitamin D with bones, and that connection is real. But the research over the l...
Vitamins for Athletes daily supplements

Vitamin D for Athletes: What the Research Shows About Performance, Recovery, and Deficiency

Vitamin D is one of the most studied nutrients in sports science, and for good reason. It supports b...
Signs You Might Not Be Getting Enough Vitamin D

Signs You Might Not Be Getting Enough Vitamin D

Vitamin D deficiency rarely announces itself with a single dramatic symptom. It tends to creep in qu...

Common Nutrient Deficiencies Beyond Vitamin D: B12, Iron, Magnesium, and More

Vitamin D deficiency gets the most attention, and rightfully so (we cover it in detail in our 5 sign...

5 Signs of Vitamin D Deficiency (And What to Do About It)

Vitamin D deficiency rarely announces itself with a single unmistakable symptom. It tends to show up...
Clean Supplements

Clean Supplements: What ‘No Proprietary Blends’ Actually Means

“Clean” has become one of the most overused words in the supplement industry. Brands sla...
Multivitamins and Exercise

Multivitamins and Exercise: What Active People Should Know

If you exercise regularly, your body uses more nutrients than someone who is sedentary. That sounds ...
Do You Really Need a Multivitamin

Do You Really Need a Multivitamin? What the Science Says

This is one of the most debated questions in nutrition. On one side, you have headlines declaring th...
Vitamin D3 vs D2

Vitamin D3 vs D2: What’s the Difference and Why It Matters

If you have ever shopped for a vitamin D supplement, you have probably noticed two versions on the s...

How to Choose a Daily Multivitamin That Actually Works

Walk into any pharmacy or scroll through any supplement website, and you will find hundreds of multi...

The Essential Guide to Vitamins and Minerals: What They Do and Why They Matter

Vitamins and minerals are the micronutrients your body depends on for everything from converting foo...
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