Garcinia diet coffee, one stick a day: Heorissok Dark Americano
In short
Heorissok Dark Americano (Heorissok) is a stick-type Korean health functional food that uses garcinia cambogia extract as its functional ingredient. A mom in her 40s took one packet a day mixed into 250-300ml of water, before or after meals, and checked the numbers one by one: HCA 750mg, about 40mg of caffeine, and 10kcal per packet. Served iced, Heorissok Dark Americano had a clean acidity that made it easy to keep inside an existing coffee routine.

Good to know
- Product
- Health House Heorissok Diet Coffee, Dark Americano flavor
- How to take
- 1 packet once a day, mixed into 250-300ml of water, before or after a meal
- Functional ingredient
- HCA from garcinia cambogia extract, 750mg per packet
- Caffeine
- About 40mg per packet
- Per packet size and nutrition
- 3g, 10kcal / carbs 2g / protein 0g / fat 0g / sodium 0mg
- Package
- 30 packets per box (30-day supply at 1 packet a day)
- Price
- 29,900 won at the time of checking (about 997 won per packet)
- Caution
- Labeled as not for children
- Price reference
- ₩29,900 ≈ $21.5 · ₩997 ≈ $0.7 · ₩1,000 ≈ $0.7 (2026-09-19)
Prices as written by the tester on Sep 18, 2026 · not updated automatically

Garcinia diet coffee in my 40s When should I actually drink it? A routine I tracked while managing body fat

Now that I'm in my 40s, I've somehow become a pro dieter mode without even trying. I don't just watch what I eat anymore — I look twice at the drinks I have out of habit every day too. I'm the type who wants even a glass of water to feel nice, so of course I feel that way even more about the coffee I reach for daily. What I got curious about this time wasn't complicated: when should you drink garcinia diet coffee, and how many packets a day?

Heorissok Dark Americano: when to drink it and how many packets a day
Heorissok Dark Americano flavor diet coffee is my favorite item for dieting in my 40s: 1 packet once a day, mixed into 250-300ml of water, taken before or after meals. Each packet contains 750mg of HCA derived from garcinia cambogia extract, with about 40mg of caffeine.

This was exactly the part I wanted to figure out while researching. Does it have to be on an empty stomach in the morning? Does it absolutely have to be before a meal? When it's ambiguous like that, you end up not reaching for it much.

The instructions weren't complicated. Once a day, one packet at a time. Take it before or after a meal, and you're good. There's no strict timing rule like 'X minutes before eating.' The standard is 250-300ml of water, and you can use either cold or warm water — which, as someone who'd die for iced Americanos, felt like a treasure of a detail!

Before I'm a 'dieting in my 40s chubby girl,' I'm someone raising three sons at home while also blogging, so my to-do list never ends. For me, anything that requires doing too many steps just becomes another chore. The fact that it's a mix-one-packet routine like coffee, something I could fold into my existing drink routine, is what won me over when picking it.






Why dieting in your 40s is different from your 20s and 30s
There's a reason what worked in your 20s and 30s doesn't work the same way in your 40s. As you age, muscle mass tends to drop more easily, and daily energy expenditure isn't quite what it used to be. That's part of why body fat seems to stick more easily even when you're eating similarly.
Add hormonal changes on top of that, and abdominal fat becomes more of a concern, while appetite and condition swings can make it harder to stick to a diet. The issue isn't weak willpower — it's that lack of sleep, stress, and a busy lifestyle all pile up together. On days packed with parenting, housework, and work, even keeping up a single exercise routine is tough.
So for dieting in your 40s, rather than just starving or eating less like before, it's more realistic to balance protein and meals while also managing strength training, sleep, and stress. In the end, dieting in your 40s is less a battle of eating less and more a lifestyle routine that manages muscle, sleep, and stress together.

I wasn't about to quit coffee. No way — even as a pro dieter in my 40s, I couldn't give up the pleasure of drinking coffee. So instead, when I look at the cup of coffee I drink every day, I started going one step further than just 'is this a regular Americano?'

What garcinia cambogia extract is claimed to do
A black box, dark Americano flavor. On the outside it looks like an instant stick coffee, but Heorissok is actually a health functional food that uses garcinia cambogia extract as its functional ingredient. Garcinia cambogia extract has the recognized functionality of helping reduce body fat by suppressing the conversion of carbohydrates into fat.

This doesn't mean 'drink one cup of coffee and lose weight.' What I looked at was how much of which functional ingredient is packed into a coffee format I already drink daily. It looks like a familiar Americano, but the number I checked was HCA 750mg — each packet contains 750mg of HCA.
Looking at the composition, what I checked first wasn't the name but the ingredient per packet and the daily intake amount. With a regular Americano, you'd first check the beans, aroma, or acidity — but for a diet coffee like this, it was much easier to judge by checking in order: functional ingredient → daily intake → caffeine → how to take it.

One 3g packet: nutrition facts and 40mg of caffeine
I've become the kind of 40-something who needs to check 'what's in this?' even before drinking a single cup, to feel at ease. One serving is one stick packet, 3g. A box has 30 packets, so following the instructions of one packet a day gives you a 30-day supply.
- 10kcal per packet
- Carbohydrates 2g
- Protein 0g
- Fat 0g
- Sodium 0mg
- Caffeine about 40mg

All you need is one stick and water, so there was no complicated measuring involved for me. Caffeine is a pretty important checkpoint here. Just because it's called 'diet coffee' doesn't mean you should assume it's caffeine-free. If you're someone who already drinks several cups of coffee or tea a day, it's worth factoring in that this one packet contains about 40mg of caffeine.

30 packets for 29,900 won: what one day costs
When I picked mine up, the price was ₩29,900. With 30 packets, that's a simple ₩29,900 ÷ 30 = about ₩997 per packet. On a one-packet-per-day basis, that's roughly ₩1,000 a day. Note that prices or coupons can vary depending on when you check, so treat this as a calculation based on the price I confirmed at the time.
Rather than just seeing 'a box that costs tens of thousands of won,' I find it much more useful to break it down: how many days does one box cover → how many times a day do you take it → what's the daily cost.

How I mixed Heorissok Dark Americano at home, and how it tasted
I love a good home café setup. Rather than just gulping down plain water, pulling out a nice cup and drinking it that way just feels different, mood-wise. Just because I'm dieting in my 40s doesn't mean I need to give up little pleasures like this.

Prep is simple: a cup, water, one stick packet. The method isn't complicated. One stick packet → 250-300ml water → mix well and drink. You can use either cold or warm water. Tear open one packet and start making your cup right away — no need to pull out a separate measuring spoon since one stick is already one serving.

The coffee powder spreads out as it meets the water. Just give it a good stir at this point. Right after adding the water, powder is visible on the surface, so I stirred it rather than drinking it as is. Once mixed well, it turns into the familiar dark Americano color — a cup finished just like a regular coffee. It works both hot and cold.
When I tasted it, it was less bitter and more of a heavy yet clean acidity, with a good aroma too. As expected, it suited my taste better cold, as iced.

The point of this comparison isn't that one side is unconditionally better. It just means what you check changes depending on whether you simply want a cup of coffee or want to choose based on checking the functional ingredient. That difference is exactly why I looked at this product for my 40s diet routine.
Frequently asked questions
Should garcinia diet coffee be taken on an empty stomach?
This product is meant to be taken before or after meals. There's no confirmed condition requiring it to be on an empty stomach.
Can I drink two packets a day?
The set intake method is 1 packet once a day. There's no basis for the functionality increasing if you take more.
Does it dissolve in cold water?
Yes. You mix it into 250-300ml of water, and both cold and warm water can be used.
Does it have caffeine like regular coffee?
Yes. It's about 40mg per packet.
Can children drink it?
No. It's labeled to avoid intake for children.
My checklist for choosing a diet coffee
- How many times a day you need to take it
- How many mg of HCA per packet
- How much water to add
- Whether it's before or after meals
- Whether it contains caffeine
- How many days one box covers
- What the daily cost works out to
- Cautions for children, pregnant women, etc.
- Whether you checked the recognized functionality range instead of exaggerated claims like 'weight loss'

Now that I'm in my 40s, I really do look closely even at a glass of water or a cup of coffee. I didn't pick this just because it's labeled 'diet coffee' — what I checked were just four numbers: HCA 750mg. One packet a day. 250-300ml of water. Caffeine about 40mg.

Becoming a pro dieter doesn't mean I plan to give up the joy of coffee. Since I'm going to drink a cup anyway, these days I look at what's actually in that cup and how much, before I look at the name.
Where to buy
- Good to know
- 29,900원(확인 시점 판매가)
- Tested
- 하루 1포 기준 30일분






