TrueBlueLab Methylene Blue 1% USP Grade – 50ml (1.69 fl. oz) | High-Purity, Lab-Tested | Formaldehyde-Free

🧠 Cognitive Boost – Supports memory, focus, and clarity.

✅ USP-Grade Purity – Lab-tested, formaldehyde-free, high quality.

💧 Precision Formula – Distilled ozonated water for purity.

🚚 Fast Shipping – Free on orders over $50.