Metallothioneins What Are Metallothioneins? Metallothioneins are small, specialized proteins produced by the body that play a key role in regulating metals and protecting cells from toxic exposure. These proteins are rich in the amino acid cysteine, which allows them to bind tightly to metals. They are produced in several tissues throughout the body, including the liver, kidneys, intestinal lining, and brain . Their primary function is to regulate essential trace minerals suc

Heavy Metal Relay System The Metal “Relay System”: Why Detoxing One Heavy Metal Can Release Another Most people think of heavy metals as isolated toxins—mercury here, aluminum there, lead somewhere else. But inside the human body, metals don’t behave separately. They compete, displace one another, and move in predictable biochemical patterns. Toxicology calls this the competitive displacement cascade  — a phenomenon almost nobody talks about, yet it explains why detox symptom