A complete safety, timing, and dosage guide for combining Vitamin B6 (Pyridoxine) with Green Tea Extract (EGCG) — including how the two supplements interact, the best time of day to take each, and which populations should be careful.
Yes, you can take vitamin B6 and green tea extract together safely; no significant interaction exists between them.
Vitamin B6 and Green Tea Extract together are safe; no meaningful interaction exists between them. These two supplements act through independent pathways in the body, so combining them does not affect how either is absorbed or used. You can take them as part of your daily routine without concern.
Vitamin B6 is a water-soluble vitamin that is absorbed in the jejunum and converted in the liver to its active coenzyme, pyridoxal 5'-phosphate (PLP), which participates in amino acid metabolism and neurotransmitter synthesis. Green tea extract, specifically EGCG, is a polyphenol catechin that can inhibit certain cytochrome P450 enzymes (such as CYP2C9 and CYP3A4), but vitamin B6 does not depend on these enzymes for absorption or activation. EGCG may chelate some minerals like iron and zinc, but vitamin B6 is not a mineral and does not bind to EGCG, so there is no competition for transport proteins or receptors. Additionally, both are generally cleared from the body through different pathways, and no shared mechanism has been identified that would cause them to interfere with each other. In practice, they are metabolically neutral when combined.
Take both supplements in the morning with a meal that contains some protein and healthy fat to smooth absorption of B6 and reduce any GI irritation from EGCG. Swallow them with a full glass of water, and you do not need to space them apart—combining them in the same dose is fine. If you miss a dose, just take it with your next meal; do not double-up to catch up. Over time, keep your B6 intake below 100 mg per day and your EGCG intake below 800 mg per day to stay safely within evidence-based ranges.
The form of vitamin B6 (pyridoxine hydrochloride vs. pyridoxal 5'-phosphate) does not change how it interacts with EGCG; both are safe to take with green tea extract. For green tea extract, standardized EGCG content (often 40–50% of the extract) is more about potency than interaction, and any standard extract will behave the same way with B6. The only form-related caution is to avoid excessively high doses of either supplement, as that can cause issues unrelated to their combination.
This combination appears in some B-complex multivitamins that also include green tea extract for metabolism support, though it is more commonly found in weight-management and energy formulas. It is also occasionally bundled in stress-support stacks alongside magnesium and vitamin C.
Yes, you can take them at the same time. I have not seen any evidence that one interferes with the other, so combining them in the same meal or dose is perfectly safe.
Yes, taking them together daily is safe for most people, as long as you stay within recommended doses. I recommend keeping B6 under 100 mg per day and green tea extract under 800 mg of EGCG per day to avoid side effects.
You do not need to wait at all. Since there is no meaningful interaction, you can take them together or at different times of day—whatever fits your routine.
No, they do not compete. Vitamin B6 is absorbed in the small intestine via specific transporters, while EGCG is absorbed differently and does not block or reduce B6 uptake. Their absorption pathways are separate.
I would advise caution if you have liver disease, because green tea extract at very high doses can stress the liver. Also, if you are on certain medications like blood thinners, ask your doctor to check for any green tea extract interactions. Otherwise, most healthy people can take the pair.
I suggest taking both with food to minimize the chance of nausea, especially from green tea extract on an empty stomach. A light meal with some fat can also help stabilize absorption and reduce any caffeine jitter if the extract is caffeinated.
Reviewed by Caroline M. on May 12, 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.