Methylene Blue Stain/dye 10g Bottle High Purity

Blue as the sky or the ocean or a blue crayola. Very Blue. Yup. Five Stars!

This works very well. Great prank if you're looking to turn someones pee blue :DKeep in mind the amount listed only fills up about 1/4 or 1/3 or the bottle.

I am a Nuro/Bio-Hacker from Bos. Mass. involved in bio-chem human experiments . I'm currently using and testing this product for human consumption and at this time do not have enough data . " Yes Hu-Man consumption " The only cure of all Hu-Man Dis-Ease is P-R-E-V-E-N-T-I-O-N ! A Nuro/Bio- Hacker from Bos. Ma. Dino Miles ... [email protected] ..

This is great stuff. Kills fungus and yeast rapidly. Potent, but will stain anything it touches.

Great product at a great price. Shipping and availability were above average. Thanks for offering this product.

Excellent

exactly as advertised delivered fast

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