A complete safety, timing, and dosage guide for combining Vitamin B9 (Folate, Folic Acid, Methylfolate) with Vitamin E (Tocopherols, Tocotrienols) — 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 E and vitamin B9 together safely. These two nutrients follow different absorption and metabolic pathways, so there is no known interaction that would require you to separate them.
Vitamin E and vitamin B9 together are safe and do not interfere with each other. Vitamin E is a fat-soluble antioxidant, while vitamin B9 is a water-soluble B vitamin, so they work independently in your body. A balanced multivitamin commonly includes both, which further reflects their complementary roles in cellular health.
Vitamin E (tocopherols and tocotrienols) is fat-soluble and is absorbed in the upper small intestine along with dietary fat, incorporated into chylomicrons and transported through the lymphatic system. Vitamin B9, whether as natural folate, folic acid, or methylfolate, is water-soluble and enters the bloodstream directly via specific folate transporters, primarily in the jejunum. Because they use different uptake pathways and do not share receptors or carrier proteins, there is no competition at the absorption level. Additionally, vitamin E is metabolized by the liver and excreted through bile, while folate is recycled in the body and excreted through urine. These separate routes make a clinically significant interaction biologically unlikely, so they can be taken at the same time without concern.
Take both vitamin E and vitamin B9 with a morning meal that includes some fat, such as eggs or yogurt. If you take a multivitamin, it likely already contains both, so adjust your individual doses accordingly. Swallow them with water; there is no need to separate them. If you miss a dose, simply take it with your next meal and skip any missed dose to avoid doubling up. To maximize B9 absorption, consider taking a supplement with methylfolate if you have an MTHFR variant, and always pair vitamin E with a source of fat.
Vitamin E appears as natural tocopherols (alpha-, beta-, gamma-, delta-) and tocotrienols, while vitamin B9 can be obtained as natural food folate, synthetic folic acid, or the bioactive form 5-MTHF (methylfolate). For most people, any form of B9 works well, though those with an MTHFR enzyme variant may prefer methylfolate to bypass a conversion step. Vitamin E in its alpha-tocopherol form is the most common in supplements, and tocotrienols are increasingly available but have no known difference in how they interact with folate.
This pairing is common in antioxidant multivitamin formulas and heart-health support stacks, such as those that also include omega-3 and coenzyme Q10.
Yes, you can take vitamin E and vitamin B9 together. They absorb through different routes (fat-soluble and water-soluble), so they won't compete. I generally recommend taking them with a meal to ensure vitamin E has dietary fat.
Yes, it is safe to combine them every day. Most multivitamins include both nutrients at doses well within safe limits. Just avoid exceeding the upper limit of 1,000 mg per day for vitamin E.
There is no need to wait between vitamin E and vitamin B9. You can take them together at the same time; no timing separation is required.
No, they do not compete for absorption. Vitamin E is absorbed through fat transport pathways, while vitamin B9 uses specific folate transporters, so they act independently.
Most people can take them together, but consult your doctor if you are on blood thinners or are pregnant. High-dose vitamin E has a blood-thinning effect, and high-dose folic acid can hide a B12 deficiency.
I recommend taking both with a meal that contains some fat, such as breakfast or lunch. Vitamin E needs dietary fat for proper absorption, and vitamin B9 is better tolerated with food if it upsets your stomach.
Reviewed by Caroline M. on September 30, 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.