I’m a Nutritionist—Here’s How I Drink Coffee for Health: Drinking Coffee Strategically Makes All the Difference

Epoch Times ^ | 12/30/2025 | Sheridan Genrich

[SeekAndFind]

As a nutritionist, I enjoy coffee for more than its aroma and morning lift.

Recent research highlights that coffee, when taken strategically, can slow biological aging, protect the heart, reduce diabetes risk, and even support gut health. Here’s the crucial factor: Benefits largely depend on how you drink it and the type you choose.

More Than a Pick-Me-Up

Most people reach for coffee as a way to ease into the day, however, science now confirms that coffee’s reach extends far beyond boosting alertness. Regular coffee drinkers—by applying particular restraints—can lower the risk of disease.

A recent National Health study on more than 2000 adults over 60 showed that those who drank high amounts of brewed coffee —equal to or more than two cups per day—had 42 percent lower odds of poor cognitive performance compared to non-coffee drinkers. The study suggests coffee drinking protects against cognitive decline by reducing oxidative damage to brain cells (neurons).

Coffee may also influence neurotransmitter balance, which is crucial for maintaining memory and thinking skills as people age.

Coffee polyphenols, in particular, have been shown to improve insulin sensitivity and reduce Type 2 diabetes risk in a recent metabolic review, while additional research from CND Life Sciences linked coffee consumption to a lowered incidence of Parkinson’s disease, reinforcing both its metabolic and neuroprotective effects.

A meta-analysis on 40 studies with more than 3.8 million subjects and found that drinking 2 to 4 cups of coffee per day was linked to a significantly lower risk of death from all causes, emphasizing its potential role in supporting long-term health across diverse populations.

The foundation of these benefits lies in coffee’s bioactive compounds. Chlorogenic acids are the active polyphenols that research shows can reduce oxidative stress and inflammation while boosting nitric oxide, which enhances blood flow to improve vascular function and supports brain function for better cognition.

My Guidelines for Coffee and Longevity

Over time, I’ve refined a practical framework for drinking coffee to maximize its benefits.

• Timing Is Everything: Coffee boosts metabolism and cardiovascular health best when consumed in the morning. A study published in the European Heart Journal found that morning coffee drinkers had a significantly lower risk of death from any cause and from cardiovascular disease compared to people who drank coffee throughout the day or did not drink coffee at all. This emphasizes the importance of timing for coffee for these health benefits. I recommend finishing all caffeine eight to 10 hours before bed, not only because it supports your energy cycle but also because research shows morning-only intake aligns with circadian biology. Drinking coffee late into the afternoon can disrupt sleep, which in turn undercuts coffee’s long-term health gains.

• Stay in the Sweet Spot: The volume of of two to four cups per day repeatedly shows up in epidemiological studies as offering maximum health benefits without tipping into sleep disruption, anxiety, or elevated blood pressure. For espresso lovers, one cup with two shots contains about 126 milligrams of caffeine—a helpful reference for adults aiming to stay within the upper daily limit of 400 milligrams (though some tolerate much less)—best enjoyed before noon to prevent sleep disruption.

• Filtered Coffee Protects the Heart: Brewing method matters. Studies confirm that unfiltered coffee such as French press and espresso contains diterpenes, compounds that can increase cholesterol. Filtered pour-over or drip methods remove these compounds while preserving antioxidants.

• Go Black–or Nearly: Black coffee maintains the highest antioxidant load. If you want to soften bitterness, unsweetened non-dairy milks such as soy, oat, or almond preserve more polyphenol bioavailability compared to cow’s milk. A 2023 study reported that dairy can reduce polyphenol absorption by approximately 30 percent. Personally, I still add a dash of organic milk on occasion—the enjoyment outweighs the modest nutritional tradeoff. Interestingly, some research also suggests milk proteins may enhance coffee’s anti-inflammatory effects, so there’s nuance here.

• Avoid Added Sugars: Sugar and sweet syrups, can undermine coffee’s health benefits by spiking blood sugar and promoting weight gain. Monk fruit and stevia are among the safest natural sweeteners to use in coffee, as they are zero-calorie, do not raise blood sugar levels, and are generally well tolerated. Both are suitable options for people managing diabetes though some people may have a preference based on taste or mild digestive sensitivity. A touch of honey may suit some people, if they have a healthy metabolism.

• Freshness Amplifies Health Benefits: Antioxidant potency decreases as beans stale. I always choose high-quality, freshly roasted beans, stored in airtight containers, to lock in more of the bioactive power alongside better flavor. Freshly roasted beans are best used within two to four weeks when stored airtight, away from light and heat.

No single recommendation fits everyone. That’s especially true for caffeine metabolism, which varies significantly due to genetics. A 2024 analysis highlighted how variants of the CYP1A2 gene determine whether someone metabolizes caffeine quickly or slowly.

Fast metabolizers typically handle two to four cups per day without issue and often even see cardiovascular benefit.

Slow metabolizers may experience anxiety, palpitations, or disrupted sleep even at low doses, and in some studies, excessive caffeine raised the risk of hypertension in this group.

If you know you’re a slow metabolizer, stick to just one morning cup and avoid caffeine after midday. For sensitive people, opt for high-quality decaf, freshly brewed using the freshest beans stored in airtight containers to preserve antioxidants and flavor. Limit added sugar and artificial ingredients, and enjoy coffee in moderation for optimal effects. Decaf is often a good choice, as it still provides antioxidant and anti-inflammatory benefits—and many of the longevity effects—without overstimulating the nervous system.

Groups who should limit or avoid coffee include:

People with uncontrolled hypertension or cardiovascular arrhythmias, where caffeine may elevate risk.

Those with severe anxiety or panic disorders, since stimulants can exacerbate symptoms

People with epilepsy, where caffeine may increase excitability.

Pregnant and breastfeeding women, since caffeine crosses into a developing fetus and metabolism of caffeine is also slowed during pregnancy

When viewed in the right light, coffee becomes something more than a ritual—it’s a therapeutic tool that can fold seamlessly into daily life. My own approach is a mindful routine of just one cup, freshly ground and enjoyed early in the day, either black or with a splash of milk, knowing each sip can be enjoyed without guilt as it’s contributing to my mental focus and lasting vitality.

Views expressed in this article are the opinions of the author and do not necessarily reflect the views of The Epoch Times. Epoch Health welcomes professional discussion and friendly debate.

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TOPICS: Food; Health/Medicine; Science; Society
KEYWORDS: coffee; falungong; health

[proust]

“high amounts of brewed coffee —equal to or more than two cups per day”

Two cups is a high amount?

[Nachoman]

This study conducted by the United Coffee Growers Association.

[Georgia Girl 2]

Im 2-3 cups in the morning but I use organic cream and a small spoon of brown sugar.

[Blue Highway]

4-6 cups and I’m doing french press cold coffee through a paper filter. 90 minutes after waking up.

[suasponte137]

Sorta like Biden’s Secret Service doing an investigation into where the cocaine in the White House came from?

[CaptainK]

I grind whole beans every morning and drink it with a big splash of whole milk.

[KarlInOhio]

So this is the week that coffee is medically proven to be good for you. I’ll come back next week when it is bad again.

[TermLimits4All]

My coffee intake is 10 cups a day. Start between 5-6am and done by about 8am.
Regardless of any study, I won’t be changing my habits.

[BipolarBob]

Overuse increases tinnitus doctors say.

[weezel]

I drink a whole pot of coffee every morning. The coffee maker claims to be a 10 cup pot. I drink it in two huge cups. First cup is coffee with creamer and stevia. Second cup goes heavier on the stevia by about twice, same with the non dairy creamer, and a heaping spoonful of Hershey’s 100% cacao. Pure cocoa.

With the second cup you have to keep a spoon in the coffee cause the cocoa will settle somewhat and need restirring but DAMN its good!

I dont know what some weenie coffee store like starbucks might call the last one. My son says that 10 years ago I would have called it gay coffee.

[maddog55]

When I worked it was several mugs through noon, always black and filtered. Retirement has me at two mugs of black filtered before 8am.

[maddog55]

Funny how the 10 cups on my coffee maker pours out 4 mugs.

[AppyPappy]

I never thought of the airtight container for my beans. I’ll add it to my shopping list today.
I buy recently roasted beans and grind them before each pourover. I have not graduated to roasting my own beans.

[Excellence]

I’m a half & half/stevia person myself. I wish I could drink more than one cup, but I must be a low metabolism person. I got nine bags of coffee between three people for Christmas. Plus I have a fresh bag of Arabica coffee to get through. I think I’m set for the year.

[TermLimits4All]

Right. My cup/mig is 24oz.

[NonValueAdded]

The author didn’t mention the “Breaking Bad” setup.

[MayflowerMadam]

That’s me, too, except maybe 8 cups.

Used to be K Cups of Kirkland Pacific Bold. We’ve changed to using already-ground Folger’s Black Silk (darkest and strongest) in a metal gizmo to use in a Keurig.

Black.

[Uncle Miltie]

I home roast every week and a half.

Sumatra + Ethiopian + Guatemalan blend.

To the initiation of second crack.

And French Press is best.

:-)

[jagusafr]

Lol! Yeah, SIL #2 managed to talk me into pourover. He geeks out about it, but I just noticed that it tastes better than percolated or drip. and being just a trifle OCD, the process is calming all by itself.