very true , most reputable companies supply a expiration on the bottle, I have waited a year on certain gear. remember if its cloudy, you didn't take care of It or it just simply doesn't look right; fall on the side of caution. gear can be replaced.<a href="http://napsgear.net/?ref=1489" target="_blank"> <img src="http://napsgear.net/customers_boards_banner_1489.gif"/> </a>