Human eyes are not completely white, so these look right to me - but if you want them whiter, there are material room tricks that could help. For example, you could plug the texture maps to a hsv2 node, and increase the Value slightly :)

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Feel free to call me Ohki!

Poser Pro 11, Poser 12 and Poser 13, Windows 10, Superfly junkie. My units are milimeters.

Persephone (the computer): AMD Ryzen 9 5900x, RTX 3070 GPU, 96gb ram.