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Immune

Immune

Independent, evidence-minded reviews and guides for immune.

Reviewed

Our immune picks

We are still reviewing products in this category. The guides below can help meanwhile.
Guides

Immune guides

Fundamentals

How to read a Supplement Facts panel (and see past the hype)

Before the marketing, there is a small white box on the back of the bottle. Learn to read it and most of the noise falls away.

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Quality

Third-party testing: the seal that actually means something

The supplement industry is loosely policed, so independent lab testing is the closest thing to a referee, and most products skip it.

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Gut

Probiotics: the strain is the product

Buying a probiotic by the number of billions is like buying a car by its weight. The strain, not the count, decides what it does.

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Vitamins

Vitamin D, and why K2 keeps showing up next to it

Vitamin D is simple to dose and easy to overhype. The pairing with K2 has a logic worth understanding.

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