A complete safety, timing, and dosage guide for combining Coenzyme Q10 (CoQ10) / Ubiquinol with PQQ (Pyrroloquinoline Quinone) (cellular health) — including how the two supplements interact, the best time of day to take each, and which populations should be careful.
Yes, you can take PQQ and CoQ10 together; they work synergistically to support mitochondrial health and cellular energy production.
PQQ and CoQ10 together make a well-tolerated, complementary pair for cellular energy and antioxidant defense. PQQ encourages new mitochondria to form, while CoQ10 helps existing mitochondria produce ATP. Most healthy adults can combine them daily without issue.
PQQ is a water-soluble compound that activates signaling pathways involved in mitochondrial biogenesis, essentially telling your cells to create fresh mitochondria. Coenzyme Q10 (especially ubiquinol) is a fat-soluble electron carrier located in the inner mitochondrial membrane, where it shuttles electrons between complexes I/II and complex III of the electron transport chain. By supporting both the number and the efficiency of mitochondria, the two compounds address different rate-limiting steps in energy production. They do not share absorption receptors or compete for uptake, so taking them together allows each to work without interfering with the other.
Take PQQ and CoQ10 together in the morning with breakfast to maximize absorption and energy benefits. The fat from the meal will improve CoQ10 uptake, while PQQ is fine either with or without food. If you miss a dose, simply take it with your next meal and never double up. Choose a ubiquinol CoQ10 for better bioavaility, and keep the supplements in a consistent daily routine. Stay well-hydrated throughout the day to support cellular processes.
PQQ is typically sold as PQQ disodium salt, which is highly water-soluble and absorbed quickly on an empty stomach. CoQ10 is more bioavailable in the ubiquinol (reduced) form than in the conventional ubiquinone form, and because it is fat-soluble, it should be taken with a meal containing fat. Softgel or lipid-based delivery systems improve CoQ10 absorption, while PQQ can be taken as a regular capsule or tablet without needing food.
These two commonly appear together in mitochondrial health stacks, often paired with nicotinamide riboside, resveratrol, or alpha-lipoic acid. They are also found in some energy-support formulas marketed for aging adults.
Yes, you can take them at the same time. I often take both together in the morning with breakfast to support mitochondrial health. There is no known interaction that would require separating them.
Yes, it is safe to combine them every day in typical supplement doses. Clinical studies have used PQQ at 20 mg/day and CoQ10 at 100-200 mg/day for weeks, and they are well tolerated. As always, check with your healthcare provider if you take prescription medications.
There is no need to wait between them. Since they are absorbed through different pathways, you can take them at the same time. I recommend taking them together with breakfast for better CoQ10 absorption.
No, they do not compete for absorption. PQQ is water-soluble while CoQ10 is fat-soluble, so they use different absorption pathways. Taking them together does not reduce the amount of either that reaches your bloodstream.
You should avoid this combination if you are taking warfarin or other blood thinners without medical supervision. Since the combination hasn't been studied in pregnancy, I advise pregnant or breastfeeding individuals to avoid PQQ specifically. If you have mitochondrial disease or are in cancer treatment, talk to your doctor first.
I recommend taking them with food, specifically a meal that contains some fat. The fat helps absorb CoQ10 well, and PQQ works fine with food. Taking them on an empty stomach may reduce CoQ10 absorption.
Reviewed by Caroline M. on January 4, 2026 for accuracy against the sources listed above. This page is educational and is not a substitute for professional medical advice.
The matrix has 86 supplements and 7310 pairwise interactions. Click any cell to see the full breakdown.