Zakat is one of the five pillars of Islam therefore Zakat is mandatory for Muslims. Every adult Muslim who owns wealth over a certain threshold (known as Nisab) must donate 2.5% of that wealth as Zakat to those who are eligible.

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Gold and silver are the two values used to calculate the Nisab threshold. The Nisab is the value of 87.48 grams of gold or 612.36 grams of silver.