Author: Leticia Celentano
Time for reading: ~3
minutes
Last Updated:
February 14, 2026
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television and film actress Allison Hayes, famous for such roles as Attack of the 50-Foot Woman.
She took it each day, however got weaker and sicker, and by means of 1967, her performing career turned into over, when she was unable to walk without a cane.
She noticed medical doctor after doctor after medical doctor, to no avail. She determined she should give up, commit suicide, or determine it out herself.So, she had some buddies power her to a scientific library.
By then, she couldn’t even walk, and “had to be carried within.” She sat on the floor day by day, and sooner or later came across a ebook on commercial toxicology that described what she quickly found out was a classic case of lead poisoning. She paid to have the calcium complement examined, and certainly, it turned into complete of lead.At first, she became relieved, however “[t]fowl the anger set in.” Doctor after health practitioner had basically brushed off her as hysterical, and he or she had to rely on herself to emerge as educating them.
The silver lining become that the FDA, within a letter, genuinely credited her for being “a ‘key stimulus'” for his or her plans to check out regulating heavy metals in foods and dietary supplements.You’d suppose the complement industry would smooth up its very own act, however possibly “[i[t is unrealistic to count on the ‘health food’…and ‘wellness’ [industry] to hose down their evangelistic promoting of these products” on their very own.
Where did the lead come from? Well, lead receives stored on your bones;and so, while you eat dietary supplements constituted of bones, you can get uncovered.
So, Was That One Calcium Supplement Just “The Tip Of An Iceberg”?
At first, we idea it changed into just from the bone supplements and dolomite, a mineral that can be lead-contaminated.But then, calcium carbonate—oyster shell calcium, chelated calcium─was discovered to have similar lead ranges to animal bone.
And so, this stimulated a comprehensive poll of the “Lead content [of] 70 [different] manufacturers of calcium supplements.” And, “lead ranges…varied by nearly 300-fold,” a number of which had been , three, or maybe four times the tolerable every day consumption of lead for youngsters—mainly the maximum common: “herbal source calcium,” like oyster shell, with more than 1/2 exceeding the benchmark for kids.A follow-up research confirmed that maximum calcium supplements from natural sources exceeded as a minimum a number of the most stringent lead standards, however the degrees best got up to approximately eight micrograms, whereas some of the artificial sources have been up to 3 instances that.
A small human study of calcium citrate changed into executed, wherein bone biopsies have been taken earlier than and after about five years of supplementation. No change inside the manipulate organization, as expected, and handiest a statistically insignificant increase within the calcium citrate organization, although “[O]ne [can’t] anticipate that a given logo is uniformly secure, because a number of their merchandise might also have high and others low lead stages.” So, call brands, or “diagnosed pharmaceutical corporations” that ought to recognize better, are no assure.But, the best information is that when many years of subject, lead stages in calcium supplements have come down—a lot in order that lead degree modifications in your blood, taking the average lead-contaminated calcium complement, would be “minimum” at this factor.