promotional material details — like the rophy onchip bagsand the symbols oncosmetics labels — can be amaze to the intermediate consumer . For years , a graphic has circulated the internet arrogate to explicate the veil substance behind the one-sided markings on the bottom of toothpaste underground . While it ’s genuine that those colour computer code are there for a reason , the reason is much less interesting than the on-line rumors paint a picture .

According toSnopes , a wide - shared image on social media say that the coloring material on the seams of toothpaste electron tube correlate to certain eccentric of ingredients . The picture register four different coloured marking , with green meaning natural , blue show instinctive and music , red significance instinctive and chemic composition , and black signifying pure chemical substance .

This " decipher " is n’t ground in truth , however . The markings on toothpaste packaging have nothing to do with the ingredients inside the subway — and even if they did , classifications likenaturalandchemicalaretoo vagueto think anything . The actual reason the colors are there is to aid the machinery responsible for putting the packaging together . The petite colored rectangles are really calledeye marksorcolor marks , and they tell light beam sensor where a tubing needs to be hack or fold up . Once the toothpaste reach the store , the markings no longer serve a determination .

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If you do need to know more about the constituent in your toothpaste , it ’s not as hard as deciphering a mysterious code . " Oral care ship’s company do n’t mark their toothpastes with colored squares to seek to fob consumers and shroud ingredients from them,“Colgatewrites on its internet site . " If you need to know what kind of ingredients your toothpaste has , do n’t look for a bleached city block at the death of the tube . or else , take a looking at the packaging for a comprehensive list of ingredients . "

you may find the ingredient in your toothpaste listed on the outer box and/or the tube-shaped structure itself — and you do n’t need to know any mysterious codes to read them .

[ h / tSnopes ]