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Weight loss

For both men and women, losing weight and staying healthy is a major issue. Being overweight leads to a number of complications and can ultimately have irreversible effects on an individual's health. In order to feel good about yourself and your health, maintaining a healthy body weight is the number one goal of all sports enthusiasts.

To help you burn fat and achieve your goals, discover here our weight loss products adapted to your needs.

18 products

Save 15% QNT SKINNY PROTEIN iced coffee 440 g, light whey protein powder
Sale price19,42 € Regular price22,85 €
Save 5% QNT Light Digest Whey Belgian chocolate 500 g, light whey protein powder
Sale price18,99 € Regular price19,99 €
Save 5% QNT L-Carnitine 2000 mg lemon 700 ml, L-carnitine
Sale price28,50 € Regular price30,00 €
Save 10% Weight-Loss Pack QNT : Skinny Protein vanilla 440 g, L-Carnitine Water lime 500 ml and blue shaker 600 ml
Sale price46,22 € Regular price51,35 €
Save 10% Day Burner & Night Burner Pack QNT, two food supplements in capsules for a 24-hour routine
Sale price46,08 € Regular price51,20 €
Save 20% Complément alimentaire QNT Day Burner, formule brûleur de graisses en gélules vegan
Sale price20,48 € Regular price25,60 €
Save 20% Complément alimentaire QNT Night Burner, brûleur de graisses nocturne en gélules vegan
Sale price20,48 € Regular price25,60 €
Save 20% Complément alimentaire QNT Night Burner, brûleur de graisses nocturne en gélules vegan
Sale price20,48 € Regular price25,60 €
Save 20% QNT Sugar Stop, vegan protein in capsules
Sale price18,40 € Regular price23,00 €
Save 15% QNT Fat Burner, food supplement
Sale price21,93 € Regular price25,80 €
Save 20% QNT Maxi L-Carnitine 1000 mg, L-carnitine in tablets
Sale price15,44 € Regular price19,30 €
Save 15% QNT Riptek V2 Thermogenic Brûleur de Graisse, food supplement in capsules
Sale price33,92 € Regular price39,90 €
Save 15% QNT L-Carnitine 500 mg, L-carnitine in capsules
Sale price19,34 € Regular price22,75 €
Save 20% Complément alimentaire QNT CLA, acide linoléique conjugué en gélules, 90 capsules
Sale price17,84 € Regular price22,30 €
Save 15% QNT L-Carnitine 3000 mg 80 ml, L-carnitine
Sale price22,44 € Regular price26,40 €
Save 5% QNT L-Carnitine Water 500 ml, L-carnitine
Sale price22,80 € Regular price24,00 €
Save 10% QNT L-Carnitine Liquid 6000 500 ml, L-carnitine
Sale price23,04 € Regular price25,60 €
Save 25% Complément alimentaire QNT Lipitek brûleur de graisse femme 90 capsules
Sale price16,13 € Regular price21,50 €
Save 25% Complément alimentaire QNT Waterless élimine la rétention d’eau 90 capsules
Sale price16,13 € Regular price21,50 €
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Weight loss: choosing the right QNT supplements

Weight loss: what a supplement can (and cannot) do

Let's be clear from the start: no supplement makes you lose weight on its own. Weight loss comes down first to your calorie deficit, your activity levels and your sleep. A slimming product is not a miracle fix, and nobody can promise you a set number of kilos.

What a good supplement can do is support a routine that is already healthy:

  • back up your energy expenditure during exercise (thermogenic fat burners),
  • help you manage your appetite and sugar cravings,
  • give you filling protein that protects your muscle while you diet.

That is exactly the thinking behind the QNT weight loss range: fat burners, L-carnitine, CLA and slimming proteins such as Skinny Protein. The goal is not to replace your effort, but to give it a sensible boost as part of a balanced diet and an active lifestyle.

QNT fat burners: how they work

A fat burner is not one single thing. There are a few families of products, each with its own logic. At QNT you will find:

  • The Fat Burner: a thermogenic formula built around active ingredients like caffeine, designed to support energy expenditure across your busy days and your training sessions.
  • Day Burner and Night Burner: a day-and-night pairing, also available as a Day & Night Burner pack. The Day Burner is for daytime use, while the Night Burner is formulated without stimulants for the evening.

Thermogenesis simply means a small increase in the body's energy expenditure. These products do not burn fat for you: they work in support of a reduced-calorie diet and regular activity.

Always start with a single fat burner for four to six weeks so you can see how your body responds, and stick to the dose on the label. If you are sensitive to caffeine, go for the stimulant-free options and avoid taking them late in the day.

L-carnitine: what it does and when to take it

L-carnitine is one of the most searched supplements for weight loss. It is a molecule the body produces naturally, and its job is to transport fatty acids into the mitochondria, where they are used as a source of energy.

QNT offers a full range across every format:

  • in capsules or tablets with L-Carnitine 500 mg and Maxi L-Carnitine 1000,
  • in liquid form, easy to take on the go, with L-Carnitine 2000, L-Carnitine 3000, L-Carnitine Liquid 6000 and L-Carnitine Water.

When should you take it? The most logical time is 30 to 45 minutes before your workout or your cardio session, so you pair it with effort where the body is drawing on its reserves. On rest days, many people take it in the morning. As for which one to pick, choose the format that best fits your routine, whether that is a tablet at home or a liquid you can carry with you.

As always, L-carnitine works alongside a calorie deficit and physical activity, not in place of them. There is no fixed timeline for results: how long it takes depends on your overall routine, so judge it by your own markers rather than a promised date. For a deeper dive, see our dedicated guide on L-carnitine and weight loss.

Protein for weight loss: how much per day and why

When you cut calories, protein becomes your best ally. It is filling (it keeps hunger at bay for longer) and it helps protect your muscle mass during weight loss, which keeps your metabolism active.

How much protein per day? A commonly cited range sits around 1.6 to 2 g per kilo of body weight for an active person in a weight-loss phase. For a 65 kg woman, that works out to roughly 100 to 130 g spread across the day, or 20 to 30 g per meal. Adjust these figures to your own profile and goals.

QNT Skinny Protein is built to support your shape: a high protein intake to back the maintenance and growth of muscle mass as part of a balanced diet. A shake as a snack or after training helps you hit your daily total without blowing your calories or caving to a sugary snack. If you prefer a classic whey, the best time to take whey protein for weight loss follows the same logic: use it to fill protein gaps, typically as a snack or post-workout.

For savoury snacking, the simplest swap is to trade a bag of regular crisps for Protein Chips: the same crunchy treat, but with far more filling protein for the same snack moment.

CLA and sugar control: limiting storage and cravings

Beyond fat burners and protein, two more tools round out a slimming strategy.

CLA (conjugated linoleic acid) is a fatty acid found naturally in food. QNT CLA slots easily into a cutting or weight-loss routine, alongside a diet and regular training. It is a stimulant-free option, useful if you want to steer clear of caffeine.

Sugar Stop targets another key lever: sugar. Getting a better handle on sweet cravings makes it far easier to hold a calorie deficit over time, since it is often the sugary slip-ups that derail a diet.

These products do not replace good eating habits: they support them.

Who it's for, and how to build your routine

This range is for anyone already committed to a weight-loss effort: a controlled diet, regular physical activity and quality sleep. The supplements come second, as support. The principle is the same at 30, 40 or 50: needs shift with age, but the deficit plus activity plus protein logic does not change.

A simple starting point based on your profile:

  • Just getting started: begin with protein (Skinny Protein) for satiety, plus L-carnitine around your workout if you like.
  • After a thermogenic boost: add a single fat burner (Fat Burner or the Day/Night Burner pairing), sticking to the dose.
  • Sensitive to stimulants: lean on CLA, L-carnitine and the Night Burner.
  • Battling sugar cravings: build Sugar Stop into your meals.

A few common-sense rules: one product at a time so you can judge its effects, always follow the label, and track your own markers (weight, waist, energy, sleep) over four to six weeks. If you are on medication, pregnant or breastfeeding, check with a healthcare professional before you start.

Frequently Asked Questions

Your health and results are our top priority. This FAQ answers the essential questions about QNT products, so you know exactly what you’re buying and how they support your goals.

Why use dietary supplements for weight loss?

A balanced diet is essential, but it is not always enough to achieve or maintain a healthy weight. QNT supplements provide targeted nutrients that promote fat burning, reduce hunger and support muscle vitality, while helping to maintain a harmonious silhouette.

What role do proteins play in a weight-loss program?

Proteins are essential for:

  • Maintaining and building muscle mass.
  • Supporting recovery after exercise.
  • Reducing feelings of hunger thanks to their appetite-suppressing effect and impact on satiety.

The Easy Body, Light Digest, Vegan Protein ranges, and even Protein Waffles provide tasty solutions suitable for all profiles.

What are the QNT flagship products for weight loss?

  • Easy Body Skinny Protein: rich in proteins, low in calories, enriched with L-Carnitine and collagen.
  • Light Digest Protein: low in sugars, high in fiber, only 80 calories per serving.
  • Easy Body & Light Digest Protein Bars: healthy and convenient snacks to avoid cravings.
  • Waffles Protein: gourmet and proteinaceous waffles to indulge yourself without guilt.
  • Vegan Protein: 100% vegetable, hypoallergenic, low in calories and ideal for vegetarians/vegans.

Which fat burners are available at QNT?

  • Fat Burner: promotes satiety thanks to apple pectin and stimulates fat burning with L-Carnitine.
  • Riptek: activator of thermogenesis, reduces appetite and optimizes fat burning.
  • Stack Force: acts on metabolism and adipose tissues to burn calories in depth.

What is the role of L-Carnitine in weight loss?

L-Carnitine is a major ally because it:

  • Transports fatty acids to the mitochondria to transform them into energy.
  • Promotes more efficient fat burning.
  • Reduces muscle fatigue and improves endurance through better blood oxygenation.

Available in capsules, liquid or ready-to-drink, it easily accompanies your daily routine.