Photo 1 of COMPASS LABORATORY Methylene Blue Pharmaceutical Grade, USP Grade, Third-Party Tested Brain Health Dietary Supplement for Humans, No Formaldehyde, Made in USA (0.5% 50ml Bottle)

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Photo 1 of COMPASS LABORATORY Methylene Blue Pharmaceutical Grade, USP Grade, Third-Party Tested Brain Health Dietary Supplement for Humans, No Formaldehyde, Made in USA (0.5% 50ml Bottle)Photo 2 of COMPASS LABORATORY Methylene Blue Pharmaceutical Grade, USP Grade, Third-Party Tested Brain Health Dietary Supplement for Humans, No Formaldehyde, Made in USA (0.5% 50ml Bottle)