Methylene Blue 15mg
Enhanced mitochondrial electron carrier dosing for intensive cognitive support protocols.
Medically reviewed by Dr. Jonathan Snipes, MD. Last reviewed May 6, 2026.What It Is
Enhanced dose Methylene Blue for experienced users under provider guidance.
How It Works
Same mechanism at enhanced dose. Provider must approve escalation from standard dosing.
Who It's For
Experienced users with established tolerance under direct provider guidance.
Who Should Avoid It
Same as lower doses. Provider approval required for dose escalation.
Protocol & Pricing
OBP Pharmacy Price
$2.25/cap
You pay pharmacy price. No markup.
Starting Dose
15mg/cap
Form
Capsule (15mg)
Dosing Protocol
1 capsule (15mg) daily by mouth in the morning. Provider monitoring required.
Beyond Use Date
180 Days from compounding (USP <797>)
Use within this window from the date your vial is compounded. BUD is set per USP <797> sterile compounding standards and printed on every label.
Stacking Guide
Stacks Well With
Do Not Combine With
Related Peptides
Common questions about Methylene Blue 15mg
- What is the 15 mg methylene blue capsule, and who is it for?
- The 15 mg methylene blue capsule is a step-up dose for adults who have established tolerance at 5 mg or 10 mg and want stronger mitochondrial and cognitive support. At 15 mg per day, the redox-shuttle effect is more pronounced and a small but measurable MAOI effect begins to emerge, which is why this strength is gated to established users only.
- Is 15 mg methylene blue too high a dose for daily cognitive support?
- 15 mg is at the upper end of the typical nootropic range. For most adults this dose is well-tolerated when titrated up from 5 or 10 mg. Patients who notice elevated heart rate, agitation, or insomnia at 15 mg should step back to 10 mg or use 15 mg every other day. Any patient on serotonergic medications must avoid this strength entirely; PeptideRx auto-denies the prescription if any conflict is flagged on intake.
- How do I take 15 mg methylene blue safely?
- Take one capsule daily in the morning with water on an empty stomach. Do not take a second capsule the same day to chase a higher effect; methylene blue's half-life is long enough that the dose accumulates. Track sleep quality and heart rate for the first week; if either changes meaningfully, message your provider for a dose review.
- What medications cannot be combined with 15 mg methylene blue?
- The same drug-interaction list applies as with any methylene blue strength: SSRIs, SNRIs, MAOIs, tricyclic antidepressants, lithium, tramadol, dextromethorphan, St. John's Wort, and any serotonergic medication. The combination at 15 mg poses a higher serotonin-syndrome risk than at 5 mg because MAOI activity is more pronounced. G6PD-deficient patients cannot take methylene blue at any strength.
- How is the 15 mg capsule different from 10 mg or 25 mg?
- The 10 mg capsule is the standard nootropic strength for established users. 15 mg is a moderate step-up offering noticeably stronger mitochondrial effect with a slightly higher safety margin to monitor. 25 mg is a high-dose strength reserved for established users who tolerated 15 mg without issue. All three strengths use the same pharmaceutical-grade methylene blue; the only difference is the per-capsule dose.