How Safe Is High-Dose Vitamin B1?

Thiamine has an unusually wide safety margin compared with many other nutrients. This clip explains why even very large oral doses of B1 are generally considered well tolerated, how the body tends to limit excess absorption, and why oral supplementation is very different from injecting or infusing thiamine directly.

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You Can Be Low In A Nutrient Without Being “Deficient”

Nutrient status is not simply deficient or sufficient. This clip explains why it exists on a spectrum, and how stress, diet, activity, and toxin exposure can gradually push someone toward deficiency long before classic symptoms appear. That middle ground may help explain many vague, hard-to-diagnose symptoms that standard testing can miss.