← All compoundsBuy at LA Peptides →Buy at Nano Blue Labs →Buy at Peppy →Buy at RefillPen →Buy at Modified Aminos →Buy at Glow Aminos →Buy at Solution Peptides →Buy at Peptira →Buy at One Day Compounds →Buy at Solyn Peptides →Buy at FITSKNS →Buy at Good Labs →Buy at Glacier Aminos →Buy at Southern Aminos →Buy at Biocase Innovations →Buy at Valor Peptides →Buy at Flawless Compounds →Buy at Renova Peptides →Buy at Peptidology →Buy at Modern Research Peptides →Buy at Lab Sourced →Buy at Omegamino →Buy at Felix Chemical Supply →Buy at Throne →Buy at Molecular Solutions →Out of stock
nootropic25 sources in stock
Methylene Blue
Phenothiazine Compound
Mitochondrial enhancer. Cognitive research.
Mitochondrial researchCognitive research
For research use only · Not for human consumption
/ compare by size
Every source for Methylene Blue
Affiliate disclosure: purchases through links below may earn us a commission. Rankings are never sold — methodology · full disclosure
Size:
25 sources for 5g·cheapest $21.43 at LA Peptides·$4.29/mg
Rank
Source
Trust Score
Price
$/mg
Buy
#1
LA Peptides
★ 4.6· price unverified
$21.43
$4.29/mg
#2
Nano Blue Labs
★ 4.6· price unverified
$25.26
$5.05/mg
#3
Peppy
★ 4.7· price unverified
$28.49
$5.70/mg
#4
RefillPen
★ 4.5· price unverified
$29.74
$5.95/mg
#5
Modified Aminos
★ 4.5· price unverified
$30.63
$6.13/mg
#6
Glow Aminos
★ 4.5· price unverified
$38.55
$7.71/mg
#7
Solution Peptides
★ 4.6· price unverified
$38.76
$7.75/mg
#8
Peptira
★ 4.6· price unverified
$41.90
$8.38/mg
#9
One Day Compounds
★ 4.6· price unverified
$41.95
$8.39/mg
#10
Solyn Peptides
★ 4.5· price unverified
$42.18
$8.44/mg
#11
FITSKNS
★ 4.6· price unverified
$42.25
$8.45/mg
#12
Good Labs
★ 4.7· price unverified
$53.57
$43.11
$8.62/mg
#13
Glacier Aminos
★ 4.6· price unverified
$44.98
$9.00/mg
#14
Southern Aminos
★ 4.6· price unverified
$45.14
$9.03/mg
#15
Biocase Innovations
★ 4.6· price unverified
$53.51
$46.07
$9.21/mg
#16
Valor Peptides
★ 4.8· price unverified
$46.38
$9.28/mg
#17
Flawless Compounds
★ 4.7· price unverified
$46.53
$9.31/mg
#18
Renova Peptides
★ 4.6· price unverified
$50.42
$10.08/mg
#19
Peptidology
★ 4.8· price unverified
$50.98
$10.20/mg
#20
Modern Research Peptides
★ 4.8· price unverified
$51.18
$10.24/mg
#21
Lab Sourced
★ 4.7· price unverified
$51.24
$10.25/mg
#22
Omegamino
★ 4.5· price unverified
$52.22
$10.44/mg
#23
Felix Chemical Supply
★ 4.5· price unverified
$53.63
$10.73/mg
#24
Throne
★ 4.7· price unverified
$54.38
$10.88/mg
#25
Molecular Solutions
★ 4.7· price unverified
$54.78
$10.96/mg
#26
AlgoRX
★ 4.7· price unverified
$33.94
$6.79/mg
🏆Our pick for Methylene Blue
Valor Peptides
5g · USA · Card / Crypto
- ✓Third-party tested (Janoshik)
- ✓COAs provided — Comprehensive
- ✓Highest verification tier in stock
- ✓4.8★ community rating
Also solid
/ research index
The research base
Research Maturity
★★★★☆
4/5 — Volume of studies
Evidence Strength
★★★★☆
4/5 — Quality of evidence
Strong research base on mitochondrial and cognitive effects.
/ mechanism of action
How it works
Alternative electron carrier in mitochondrial ETC.
/ research dosing
Common research protocols
Range
0.5-4 mg/kg/day (research dose)
Frequency
1-2x daily
Route
Oral (USP pharmaceutical grade only)
Cycle
PRN or daily
Research notes
USP/pharmaceutical grade essential — aquarium grade contains contaminants. Doses 0.5-1mg/kg low end, up to 4mg/kg in some cognitive research. AVOID with SSRIs/MAOIs (serotonin syndrome risk).
References
FOR RESEARCH USE ONLY. Doses listed are compiled from published research literature, FDA-approved drug labels, and well-documented research community practice. Not medical advice.
/ standalone use
As a solo compound
Standard standalone use.
/ side effects
What to know
Causes blue urine. Generally well-tolerated.
/ timeline
Realistic expectations
Acute and chronic effects
FOR RESEARCH USE ONLY. Methylene Blue is intended for laboratory research and not for human consumption.