Comparison
Coenzyme Q10 vs Epitalon
Side-by-side of Coenzyme Q10 and Epitalon. Every row below is pulled from the compound schema and will update as our data grows. For deeper reads, follow through to each compound page.
Coenzyme Q10
CoQ10 supplement guide: 100 to 300 mg/day dosing, ubiquinol vs ubiquinone absorption, Q-SYMBIO heart failure data, statin myalgia evidence.
Epitalon
Epitalon peptide (Epithalon, tetrapeptide AEDG): telomerase activation, lifespan extension data, anti-aging trials, dosage, half-life, and safety.
Effects at a glance
Coenzyme Q10
- •Q-SYMBIO trial showed 43% reduction in major cardiovascular events at 300 mg/day in heart failure
- •Reduces statin-induced myalgia in some patients at 100-200 mg/day per Banach 2014 meta-analysis
- •Migraine prophylaxis at 300 mg/day daily; AHS lists at Level B for prevention
- •Ubiquinol absorbs 2-3x better than ubiquinone in adults over 60
- •Plasma CoQ10 falls 15-40% with chronic statin therapy
- •Small blood pressure reduction (3-5 mmHg systolic) at 100-200 mg/day
Epitalon
- •Synthetic tetrapeptide (Ala-Glu-Asp-Gly) developed at the St. Petersburg Institute of Bioregulation
- •Russian clinical literature reports mortality reduction in elderly cohorts and improved melatonin output
- •Reported telomerase activation in human somatic cell culture and lifespan extension in mice and Drosophila
- •Independent Western replication is essentially absent; no FDA-standard RCTs
- •Anecdotal protocols use 5 to 10 mg subcutaneously daily for 10 to 20 day cycles, 2 to 4 times yearly
- •Not currently on the WADA Prohibited List
Side-by-side
| Attribute | Coenzyme Q10 | Epitalon |
|---|---|---|
| Category | supplement | peptide |
| Also known as | CoQ10, ubiquinone, ubiquinol, Q10 | Epithalon, Ala-Glu-Asp-Gly, AEDG, Epithalamin (precursor extract) |
| Half-life (hr) ↗ | 34 | 0.5 |
| Typical dose (mg) ↗ | 200 | 5 |
| Dosing frequency | 1 to 3 times daily with a fat-containing meal | daily during cycle |
| Routes | oral | subcutaneous, intramuscular, intranasal |
| Onset (hr) | 6 | 24 |
| Peak (hr) | 720 | 168 |
| Molecular weight | 863.36 | 390.35 |
| Molecular formula | C59H90O4 | C14H22N4O9 |
| Mechanism | Mobile electron carrier between Complex I/II and Complex III of the mitochondrial electron transport chain. Ubiquinol form acts as a lipid-soluble antioxidant in cell membranes and regenerates oxidized vitamin E. | Synthetic tetrapeptide proposed to interact directly with DNA and chromatin to modulate tissue-specific gene expression. Reported effects include telomerase activation, increased melatonin output from pineal cells, and circadian normalization. |
| Legal status | Dietary supplement (most jurisdictions); prescription cardiac medication in Japan | Not FDA approved; registered in Russia under domestic pharmaceutical framework; research-use-only grey market in US/EU |
| WADA status | allowed | unknown |
| DEA / Rx | Not scheduled | Not scheduled (research chemical) |
| Pregnancy | Limited safety data; precautionary use at standard doses | Insufficient data; not recommended |
| CAS | 303-98-0 | 307297-39-8 |
| PubChem CID | 5281915 | 219042 |
| Wikidata | Q140453 | Q5384126 |
Safety profile
Coenzyme Q10
Common side effects
- mild GI upset (rare)
- headache (rare)
- insomnia at very high doses
Contraindications
- active warfarin therapy without monitoring (modest interaction with INR)
Interactions
- warfarin: structural similarity to vitamin K may modestly reduce warfarin efficacy; monitor INR(moderate)
- antihypertensives: additive blood pressure-lowering at high doses(minor)
- statins: statins reduce CoQ10 synthesis; CoQ10 supplementation does not affect statin efficacy(minor)
- chemotherapy (oxidative-stress-dependent agents): theoretical interference; coordinate with oncology team(moderate)
Epitalon
Common side effects
- injection-site reactions
- occasional mild headache (rare)
Contraindications
- pregnancy
- lactation
- active malignancy (theoretical telomerase concern)
- concurrent immunosuppression
Interactions
- melatonin: potential additive effect on circadian and pineal output; no controlled data(minor)
Which Should You Take?
Coenzyme Q10 comes out ahead for most readers on the criteria we weight: 3 catalogued goals, OTC dietary supplement, oral dosing, with a Tier-A outcome catalogued. Epitalon is the right call when one of the conditionals below applies.
- → If your priority is cardiovascular health, pick Coenzyme Q10.
- → If your priority is energy and stamina, pick Coenzyme Q10.
- → If your priority is sleep onset or sleep quality, pick Epitalon.
- → If your priority is circadian regulation, pick Epitalon.
Edge case: If you want to avoid research-only / gray-market sourcing, Coenzyme Q10 is the more accessible choice.
Default choice: Coenzyme Q10. Lower friction to source, a Tier-A evidence outcome catalogued, and broader goal coverage. Reach for Epitalon only if your priority sits squarely in the goals it owns above.
This verdict is generated from each compound's schema (goals, legal status, evidence outcomes, dosing route). It updates automatically as our compound data evolves; the deeper read sits on each individual compound page.
Common questions
What is the difference between Coenzyme Q10 and Epitalon?
Coenzyme Q10 and Epitalon differ in category (supplement vs peptide), mechanism, and typical dosing. See the side-by-side table for full details.
Which has a longer half-life, Coenzyme Q10 or Epitalon?
Coenzyme Q10 half-life is 34 hours; Epitalon half-life is 0.5 hours.
Can you stack Coenzyme Q10 with Epitalon?
Stack compatibility depends on mechanism overlap, legal status, and individual response. Check each compound page for specific interactions and contraindications before combining.
Go deeper