These days, matcha is everywhere from coffee shops to home kitchens. Traditionally, it’s enjoyed by whisking the fine green tea powder with hot water, creating a bold and earthy drink rooted in Japanese culture. Yet for many today, matcha has taken on a creamier form: the matcha latte, smooth, comforting, and a daily ritual for millions. But one question continues to spark curiosity: Does adding milk enhance or reduce matcha’s benefits?
While dairy might slightly decrease the absorption of certain antioxidants that make matcha so special, milk also brings its own advantages, including protein, calcium, and a pleasant feeling of fullness that turns your cup into both comfort and nourishment.
Why is Matcha So Beneficial?
Matcha is made by finely grinding whole green tea leaves into powder. Unlike regular green tea, where the leaves are steeped and discarded, matcha allows you to consume the entire leaf, meaning you absorb all of its nutrients and antioxidants.
It’s exceptionally rich in antioxidants, especially EGCG (epigallocatechin gallate), a compound shown to help reduce inflammation, support heart health, and protect cells from oxidative stress. Studies suggest that matcha contains nearly three times more EGCG than other green tea varieties.
Another secret to matcha’s power lies in its unique blend of caffeine and L-theanine, an amino acid known for promoting calm alertness and mental clarity. Together, they create a state of focused relaxation, the reason many say matcha “energizes the mind without the jitters.”
Regular matcha consumption has also been linked to enhanced fat oxidation during exercise, improved liver health, and natural detoxification support.
But does adding milk change these benefits? Let’s explore.
Matcha Without Milk
Drinking pure matcha, prepared simply with hot (but not boiling) water, is the traditional Japanese way of honoring centuries of ritual and simplicity. In this form, antioxidant absorption is at its highest, free from interference by other ingredients. The taste is more intense and authentic, a balance of umami depth, subtle bitterness, and natural earthiness that true tea lovers cherish. If your goal is to maximize the bioavailability of EGCG and other antioxidants, plain matcha remains the best choice.
Matcha With Milk
The creamy, comforting matcha latte has become a global favorite, and it’s easy to see why. Milk softens matcha’s bitterness, adds natural sweetness, and makes the drink silky and satisfying. It also supplies valuable nutrients like protein, calcium, and vitamin D (when fortified). Adding milk can transform your cup into a light, filling snack and provide a great base for extra ingredients like collagen, spices, or adaptogens.
However, milk can slightly reduce antioxidant absorption. The key lies in casein, the main protein in milk, which can bind to tea polyphenols (like catechins) and make some of them less available for absorption.
What Does Science Say?
Research has shown that when milk is added to tea, overall antioxidant activity can decrease by about 11 to 27 percent. However, this effect mainly applies to smaller catechins such as EGC and EC.
The good news? EGCG, the dominant and most powerful catechin in matcha, is larger and more stable, meaning its antioxidant capacity remains largely intact even in the presence of milk. Some studies even report the opposite, suggesting that milk can enhance antioxidant effectiveness by 6 to 75 percent, depending on preparation and milk composition.
So, the scientific verdict isn’t one-sided: the interaction between milk and matcha depends on multiple factors, from the protein structure in milk to the way the matcha is whisked.
The Takeaway
Whether you prefer it pure or with milk, matcha remains a nutrient-dense, health-supporting drink. If you’re seeking maximum antioxidant impact, traditional matcha made with water stands as your best option. But if a creamy latte helps you enjoy it more consistently, that daily habit is ultimately what matters most. Regular consumption of antioxidants over time brings greater benefits than the occasional perfect cup. In the end, consistency outweighs perfection.
Disclaimer
This article is for educational purposes only and should not be considered medical advice. Always consult a healthcare professional or nutritionist before making significant dietary or lifestyle changes.
References
Weiss DJ, Anderton CR. Determination of catechins in matcha green tea by micellar electrokinetic chromatography. J Chromatogr A. 2003 Sep 5;1011(1-2):173-80. doi: 10.1016/s0021-9673(03)01133-6. PMID: 14518774.
Mokra D, Joskova M, Mokry J. Therapeutic Effects of Green Tea Polyphenol (‒)-Epigallocatechin-3-Gallate (EGCG) in Relation to Molecular Pathways Controlling Inflammation, Oxidative Stress, and Apoptosis. Int J Mol Sci. 2022 Dec 25;24(1):340. doi: 10.3390/ijms24010340. PMID: 36613784; PMCID: PMC9820274.
Philippe Bourassa, Roland Côté, Surat Hutchandani, Guy Samson, Heidar-Ali Tajmir-Riahi. The effect of milk alpha-casein on the antioxidant activity of tea polyphenols. Journal of Photochemistry and Photobiology B: Biology, Volume 128, 2013, Pages 43-49, ISSN 1011-1344.https://doi.org/10.1016/j.jphotobiol.2013.07.021. https://www.sciencedirect.com/science/article/pii/S101113441300167X
Bourassa P, Côté R, Hutchandani S, Samson G, Tajmir-Riahi HA. The effect of milk alpha-casein on the antioxidant activity of tea polyphenols. J Photochem Photobiol B. 2013 Nov 5;128:43-9. doi: 10.1016/j.jphotobiol.2013.07.021. Epub 2013 Aug 20. PMID: 24001682.
