Arsène Boisson review: a coffee alternative worth trying?
I spent several weeks testing Arsène Boisson's Café de Lupin to give you an honest verdict. Here is what I really think.

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My Arsène Boisson review in brief
Arsène Boisson offers a serious alternative to regular coffee, caffeine free and with a genuine French brand identity. The Café de Lupin surprised me with its texture and taste, which land closer to coffee than most substitutes on the market. The quality is there, and the 70+ Trustpilot reviews confirm it with a solid 8.7/10.
What I like about this brand is its transparency. Arsène Boisson relies on simple ingredients, a clearly claimed French origin and a committed approach. Value for money stays reasonable for a caffeine free drink made this well.

In this full test, I go through product quality, the formula, the prices and the buying experience to help you decide whether Arsène Boisson deserves your trust.
Brand Rating
Product Rating
User experience
Delivery and customer service

My experience with Arsène Boisson: the test
I decided to test Arsène Boisson after looking for a serious alternative to coffee. I have been drinking coffee for years, but the effects of caffeine were starting to weigh on me: light insomnia, edginess at the end of the day. I needed a credible substitute, not a bland imitation.
I ordered directly from their website. Delivery via Colissimo was quick and the packaging was neat. First good point: the brand takes care over the moment you receive the parcel.
🔎 The verdict on taste and texture
From the very first cup, I was surprised. The Arsène Boisson Café de Lupin gives off a pleasant roasted aroma, close to a light to medium bodied coffee. It is not identical to coffee, but it is clearly the closest substitute I have tested so far.
In the cup, the texture is slightly lighter than regular coffee. There is no excessive bitterness, which makes it easy to drink black or with a splash of plant milk. 👉 For anyone who wants to cut caffeine without suffering, it is a great find.
👉 Effectiveness and how it feels
After several weeks of daily use, my sleep improved noticeably: falling asleep faster, waking less during the night. Cutting out evening coffee clearly played a part.
The Café de Lupin has no stimulant effect of its own, which makes sense: it contains no psychoactive substance. But the ritual of a hot drink, the familiar taste and the aroma are often enough to serve the same psychological purpose as coffee. The ritual is part of what we are after.
No adverse effects on digestion, which matters for people with a sensitive stomach.
Who is Arsène Boisson?
Arsène Boisson is a French brand specialising in caffeine free drinks, with the Café de Lupin as its flagship product. The brand positions itself clearly in a niche market: people looking to cut down on or cut out caffeine without sacrificing the pleasure of a hot drink.
What sets Arsène Boisson apart from generalist brands is its openly stated commitment. You can feel real consistency between the message, the packaging and the product. It stands for clear values and sticks to them.
📌 Key commitments
- French made product, with traceability the brand stands behind
- Caffeine free: suitable for pregnant women and sensitive people
- A quality focus you can see in the care taken over the roasting
- Active customer presence on Trustpilot with 8.7/10 across 70+ verified reviews
Arsène Boisson Café de Lupin vs regular coffee
| Criterion | Arsène Boisson | Regular coffee |
|---|---|---|
| Caffeine | ✅ None | ❌ 80 to 120 mg per cup |
| Origin | ✅ France | Varies (Brazil, Ethiopia, etc.) |
| Taste | ✅ Roasted, smooth and free of bitterness | ❌ Bitter, full bodied |
| Digestion | ✅ Well tolerated | ❌ Can irritate the stomach |
| Pregnant women | ✅ Suitable | ❌ Not advised in large amounts |
| Stimulant effect | No (no CNS action) | ✅ Yes |
| Indicative price | 25,40€ (22,86€ with LMC10) | 5 to 20€ depending on quality |
The range
Arsène Boisson focuses on a tight range, with the Café de Lupin at its centre. That deliberate focus reflects a real brand philosophy: do one thing, and do it well.
The flagship product is available directly on their official website, with no middleman. That lets the brand control quality right up to delivery and offer responsive customer service.
A closer look at the formula: how good is the Arsène Boisson Café de Lupin really?
The Café de Lupin is made from roasted lupin seeds. Lupin is a legume that is rich in protein and fibre, and naturally gluten free. It has been grown in Europe for centuries and is now being rediscovered for its nutritional qualities.
The formula stays simple and easy to read: no additives, no artificial flavourings, no added sugars. Transparency on ingredients is non negotiable for me when I test a drinks brand.
Technical analysis and expert verdict
Technically, the Arsène Boisson Café de Lupin ticks the important boxes for a serious coffee substitute. The texture in the cup is even, with no excessive sediment or artificial foam. The aromatic profile is consistent from one brew to the next.
Nutritionally, lupin brings fibre and plant protein, unlike regular coffee, which has no significant nutritional value. 🔎 This is not just a substitute, it is a drink in its own right.
My technical verdict: Arsène Boisson offers a well formulated product, transparent about its composition, with a taste experience that beats most caffeine free substitutes available in France. The positioning is right and the price is in line with the quality.
Arsène Boisson's star product
Café de Lupin
The Café de Lupin is Arsène Boisson's signature product. Roasted in France from selected lupin seeds, it delivers a taste close to coffee with no caffeine at all. A must try for anyone looking to cut down on coffee without giving up the pleasure of a hot drink.

After several weeks of testing, my verdict on Arsène Boisson is very positive overall. The brand delivers on what matters: a convincing taste, a clear formula and a well handled customer experience. It is not a perfect product, but it is clearly one of the best caffeine free coffee substitutes I have had the chance to test in France.
The Café de Lupin is priced at 25,40€. Some will find that steep at first glance. But once you work it out per cup, the maths looks far more reasonable. The quality justifies the price positioning, especially compared with other premium alternatives on the market.
📌 Arsène Boisson speaks to a specific audience: people who want to quit or cut back on coffee without giving up the hot drink ritual. For that audience, it is a serious, well executed answer.
I recommend Arsène Boisson without hesitation to anyone after a caffeine free alternative that makes no compromise on taste. The 8.7/10 Trustpilot score is thoroughly deserved. If you want to try the product, head to the Arsène Boisson website.
To place Arsène Boisson in context, have a look at our lupin coffee selection, our pick of the best alternatives to lupin coffee and our discount codes.
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