Wellness with Elena.

One more interesting thing about coffee:

There’s a molecule in your brain called adenosine- your body’s built-in “sleep pressure” signal.

All day long, as you burn energy, adenosine gradually builds up. The higher it gets, the sleepier you feel. It’s your brain saying: “It might be time to rest.”

At night, during sleep, adenosine levels naturally decrease, and you wake up refreshed.
Here’s where coffee comes in.
Caffeine works by competing with adenosine at its receptors in the brain.

So the sleep signal is still there… but it’s temporarily less noticeable.
That’s why coffee can make you feel alert even when your body is still accumulating fatigue.

Some people say: “Coffee doesn’t affect me.”
But that often refers to how they feel in the moment - not necessarily to how sensitive their sleep system might be.

In some people, caffeine intake later in the day may also influence sleep quality, even if they don’t clearly notice it the next morning.

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People often say coffee is healthy these days.
“Good for the heart.”
“Drink 4–5 cups a day.”
“Packed with antioxidants.”

But let’s look at the fuller picture for a moment.

Coffee contains tannins - compounds that can bind to certain minerals and may reduce how well the body absorbs them.
And it’s not just coffee. Similar compounds are also found in green tea, black tea, cocoa, dark chocolate, and some berries and certain plant foods.

So a person might have coffee in the morning, green tea during the day, a piece of dark chocolate in the afternoon - all while seeing these as completely separate “healthy” choices.

From a physiological standpoint, there can be overlap in how these compounds interact with mineral balance.

When mineral balance is not optimal, it doesn’t always show up in obvious ways. It may look like ongoing fatigue, weight fluctuations, poor sleep, brittle nails, and skin breakouts.

For some people, this may already be happening before coffee is even considered.

This isn’t about labeling coffee as good or bad.
It’s about context, overall diet, timing, and the real state of your body.

Pour yourself a cup of tea . I want to share something that starts making more sense once you see it.

You finish lunch, get back to your desk, and a wave of tiredness hits. Focus slips, the workday isn’t even close to over, there are still hours ahead, and there’s no chance to slow down or rest.

Not long after, there’s that pull to grab something quick - usually something sweet or another coffee, just to get through the afternoon.
And over time, clothes start to feel tighter around the waist.

One thing worth paying attention to here is fasting insulin.

Glucose can look normal, while insulin may be running higher than it should, working to keep it that way.
When food raises glucose quickly, insulin is released to bring it back down. If this keeps happening meal after meal, insulin may stay higher more often, and the body becomes more likely to store energy instead of using it as easily.

That’s when it can start showing up as low energy after meals, cravings, and changes around the midsection.
It’s also worth looking at periods of ongoing stress.
During that time, the body can release more glucose, and insulin responds in the same way.

Simple diaphragmatic breathing can help here. Inhale through the nose, let the belly rise, exhale slowly. Even a few minutes can help the body relax.

Food matters too.

Meals built around protein , both animal (meat, fish, eggs) and plant (lentils, chickpeas, beans), along with healthy fats and non-starchy vegetables tend to keep energy more steady.

Vegetables like leafy greens, broccoli, zucchini, cucumbers don’t raise glucose as quickly, so energy stays more stable.
Foods like potatoes, rice, bread, and sweets tend to hit faster.
Energy goes up, then drops , and that’s usually when the cravings come back.

For educational purpose only. Not a medical advice.

Yesterday I stopped by a pharmacy to pick up a nasal spray for my son.
While I was there, I asked if they carried vitamin D combined with vitamin K.

The pharmacist said no and mentioned that she had never heard of a connection between vitamins D and K, explaining that vitamin K is mainly associated with cardiovascular health.

I thanked her and left.

On my way home, I kept thinking about that moment. It reminded me, once again, how differently we can look at the body simply because we do different work.
Vitamin D is one of the most commonly used supplements, and many people take it on their own, sometimes in high doses, because they have heard that many people are deficient.

But vitamin D does not work in isolation. Its activity in the body depends on a broader nutritional context. Magnesium is involved in vitamin D metabolism, while vitamin K2 plays a role in calcium placement, helping guide it toward bones rather than soft tissues. Boron, although often overlooked, may also be part of the bigger mineral picture.

Now imagine this situation: someone is taking vitamin D regularly, magnesium is low, vitamin K2 is missing, and calcium is not being handled as efficiently as it could be, yet the supplement continues to be added.

This does not mean vitamin D is bad or unnecessary. It simply means that context matters, and that nutrients often work together rather than independently.

Disclaimer:
For educational purposes only. Not medical advice. Always consult your doctor for personalized guidance.