A complete safety, timing, and dosage guide for combining Chamomile with Vitamin B9 (Folate, Folic Acid, Methylfolate) — 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 B9 (folate, folic acid, methylfolate) and chamomile together; there is no known interaction between them, and they do not interfere with each other's absorption or metabolism.
Vitamin B9 (folate, folic acid, methylfolate) and chamomile together are neutral — they do not influence each other in any meaningful way. Chamomile's polyphenols are absorbed through distinct pathways and metabolized by the liver, while vitamin B9 is absorbed in the upper small intestine. You can safely add chamomile to your routine without adjusting your vitamin B9 dose or schedule.
Vitamin B9 is a water-soluble B vitamin absorbed primarily in the jejunum via carrier-mediated transport, especially reduced folate carrier 1. In contrast, chamomile contains flavonoids and terpenoids that are absorbed in the stomach and small intestine by passive diffusion, then metabolized in the liver by phase II conjugation enzymes. These two compounds do not share transporters, receptors, or metabolic enzymes, so there is no competition for absorption and no impact on folate's conversion to the active form, L-methylfolate. Chamomile also does not influence the activity of folate-dependent enzymes like methylenetetrahydrofolate reductase (MTHFR), nor does it deplete vitamin B9 through excretion or sequestration. The only theoretical overlap is that both can affect the gut microbiome, but there is no evidence that chamomile alters folate-producing bacteria in a way that changes vitamin B9 status.
If you are already taking vitamin B9 and want to add chamomile, simply choose a consistent time for your vitamin B9 — I often suggest taking it with a meal to reduce stomach upset and improve absorption. Chamomile tea can be brewed fresh and enjoyed alongside that meal, or later in the day; there is no required interval between the two. If you miss a dose of vitamin B9, take it as soon as you remember unless it is almost time for your next dose, then skip the missed dose and continue your normal schedule. For chamomile extract capsules, follow the recommended serving on the label, and if you are unsure, start with a lower dose to see how your body responds. Taking them together does not change the efficacy of either supplement, so you do not need any special timing protocol.
The form of vitamin B9 you take does not change the interaction with chamomile. Synthetic folic acid, natural food folate, and active L-methylfolate all share the same absorption route and none are affected by chamomile. Chamomile's form — tea, dry extract, or tincture — also doesn't matter, because the active compounds are absorbed similarly, and no form has been shown to interact with vitamin B9. If you take methylfolate because of an MTHFR variant, chamomile will not interfere with that genetic mechanism.
Yes, you can take vitamin B9 and chamomile at the same time. I see no biological reason to separate them because they use different absorption pathways and no common enzymes. Many people take their B9 with breakfast and drink chamomile tea in the evening, but taking them together is completely safe.
Yes, it is safe to combine vitamin B9 with chamomile every day. As long as your vitamin B9 dose is within recommended limits and you are not exceeding 1,000 mcg of folic acid without medical supervision, daily use of chamomile tea or extract is not a concern. I would, however, advise pregnant women to avoid concentrated chamomile extracts, though a cup of tea is generally fine.
You do not need to wait at all between vitamin B9 and chamomile, because they do not interfere with each other. I usually say to take them whenever it fits your routine, whether that is together at breakfast or with chamomile as an evening tea. There is no required interval.
No, they do not compete for absorption. Vitamin B9 is absorbed through carrier-mediated transport in the upper small intestine, while chamomile's compounds cross the gut lining by passive diffusion and are processed in the liver through different conjugation enzymes. So both can be fully absorbed whether taken concurrently or hours apart.
Most people can safely take them together, but I would recommend extra caution for pregnant women, people with a history of allergic reactions to chamomile or ragweed, and those taking anticoagulant medications. These cautions relate to chamomile itself, not to a combined interaction with vitamin B9. If any of these apply to you, check with your healthcare provider before adding chamomile in supplement form.
I usually suggest taking vitamin B9 with food to help absorption and reduce any potential nausea, though it can be taken on an empty stomach if needed. Chamomile tea is fine either way, so pair it with your meal or enjoy it separately. The combination does not affect how much of either is absorbed.
Reviewed by Caroline M. on April 8, 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.