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MARCH 1, 2019 · Written by Andrea Caravan


Zinc and Copper both offer support to ensure the keratin reaches the correct pathways within the body. Each mineral is important for the body yet it is a balancing act to ensure you do not take too much of these due to them being heavy metals; it is also important to note that taking too much Zinc can cause a Copper deficiency. That’s why at Kiri10 we only use a very small dose of each, in the Kiri-Glow, just enough for it to assist the keratin.

Zinc is an essential mineral that is found in the hair, nails, and skin. It is especially important for the regeneration of the outermost layer of the skin. Certain skin conditions are associated with a zinc deficiency, highlighting the importance of zinc supplementation. This mineral has even been shown to support the body’s natural wound-repair processes.


Copper plays a role in the production of several types of collagens (collagen I, II, and V). It also promotes strong collagen and elastin bonds. Elastin is a protein found in collagen that helps make this structural protein even stronger.

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Why is New Zealand Keratin superior?

Keratin and Collagen, the power duo!