May I ask why you are only posting negative information that is dubious at best? You say that Zinc Sulphate MAY be ”toxic if ingested, according to unconfirmed animal information”. You might as well say that ”monkeys may attack you in your sleep according to unconfirmed dreams from somebody”. That statement you made is utterly pointless. The fact is, ANYTHING can be toxic if ingested, since it all depends on the QUANTITY. An excellent company called Ethical Nutrients in Australia has 3 products called Zinc Test, Zinc Fix, and Zinc Maintain that all contain Zinc Sulphate, and that work ...
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