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Over the counter Published: human trials Established use

CoQ10: dosing, timing and what to expect

A mitochondrial antioxidant concentrated in tissues with high energy demand, including sperm. Studied for sperm motility and concentration, and depleted by statins.

Also known as ubiquinol, ubiquinone, coenzyme Q10

Educational research reference Supplements
Quick reference. Everything you need to run CoQ10 — dosing, frequency, reconstitution math for the vial sizes people actually buy, and what it stacks with. For anything specific to your situation, ask the Guru.

CoQ10 quick start

Route
Oral
Typical dose
200–400 mg daily with fat
Frequency
Daily
Half-life
About 33 hours.
Cycle
Continuous; 3–6 months minimum for fertility work.
These are the numbers people actually run, drawn from the published record and from what the community has settled on over time. Educational reference, not medical advice — a starting point to work from, and one you can adjust as you learn how you respond.

How to run it

How often
Daily
Cycle length
Continuous; 3–6 months minimum for fertility work.
Half-life
About 33 hours.
Route
Oral
Consistency matters more than perfect timing. Pick a slot in your day you will actually keep, and let DoseIQ handle the rest.

What people actually run

Standard in male fertility protocols, and one of the few supplements with semen-parameter data behind it rather than mechanism alone.

This is accumulated community practice — years of real-world use across a large number of people, converging on numbers that work. It is not a controlled trial, and for most compounds here no such trial exists or is ever likely to. That makes this the most reliable dosing signal available, and it is a good deal better than guessing.

What to expect

Most people tolerate CoQ10 well. Here is what is worth knowing going in, so nothing catches you by surprise.

Fat-soluble — taken on an empty stomach most of it is wasted. Ubiquinol absorbs better than ubiquinone and costs more; over 40 the difference is probably worth paying for. Mildly lowers blood pressure and can blunt warfarin. On a fertility protocol expect to run it for a full spermatogenesis cycle before judging it.

Preparing it

CoQ10 does not need reconstituting — it comes ready to use.
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This page is an educational research reference and is not medical advice. Dose figures reflect the published record and what the community has converged on — starting points to weigh, not instructions. Consult a qualified healthcare provider before starting any protocol.