Product codes (Barcode / UPC)
Ships anywhere in the lower 48 in 2 to 4 business days. Live in Potsdam or Canton? Choose Local Delivery at checkout for Friday delivery (Friday 6:00 AM cutoff).
Stocking up? Special-order a full case of Earth Harmony, Ultimate Methylene Blue, 2oz through our free Buying Club and save 10%. Click for our pre-filled request form.
Ultimate Methylene Blue
HIGH POTENCY Science-based
Methylene blue is a dye that has been used throughout history for a variety of scientific applications. Our specially-formulated methylene blue is 99.99% USP/Pharmaceutical Grade, formaldehyde-free, and made in the USA in Phoenix, Arizona. It comes in a 59 mL glass bottle for easy dispensing and potency preservation. Our products undergo rigorous third party testing to ensure consistency and quality. We pride ourselves on the quality of our ingredients and we just know you'll love your results!
UPC: 850022113161
Items marked In-Store Only (Subject to Availability) are not enabled for online checkout, but are often in stock on our shelves at 19–21 Main St in downtown Canton! Please call us at (315) 386-3740 and we'll happily check the shelf for you.

