Lose weight with keto
What is a ketogenic diet
The ketogenic diet is based on a Avoiding carbohydrates and a simultaneous Increase of the share of healthy Grease. Instead of the usual sources of carbohydrates, such as bread, pasta and sugar, this type of diet focuses on foods that are rich in healthy fats and proteins. This lowers the blood sugar level and the body changes its energy metabolism: The liver converts stored fatty acids into so-called ketone bodies, which now serve as the primary source of energy.
This diet was already being used therapeutically in the treatment of epilepsy in the 1920s. Nowadays, especially people who lose weight or want to use their Optimize metabolism want to use this approach. This approach is also becoming increasingly relevant from a scientific perspective, as more and more studies support the Positive effectiveness of the ketogenic diet, but also point out that, above all, the correct execution with a focus on a sufficient and balanced diet is essential. varied Nutrient supply is crucial.
Keto diet: lose weight sustainably with a ketogenic diet
The desire to effectively reduce body fat and at the same time change the metabolism is occupying more and more people today. The ketogenic diet is no longer a short-term trend, but a scientifically sound approach that not only helps with weight loss, but can also change the entire energy metabolism in the long term.
Mechanism of ketosis: the path to fat burning
The term „ketosis“ describes a state in which the body produces more ketone bodies. This is primarily achieved by greatly reducing carbohydrate consumption. Normally, glucose, obtained from carbohydrates, provides fuel for the body and brain. However, if this intake is drastically reduced, the hormone glucagon triggers the release of fatty acids from the fat deposits. The liver converts these into ketone bodies, which then serve as an alternative source of energy. This process is somewhat similar to fasting, which is why many people in ketosis experience a pronounced feeling of satiety, which in turn can reduce food cravings.
Lose weight with the meal replacement: supports fasting and ketogenic diet
Fasting and the ketogenic diet are becoming increasingly popular, not least because they Body into a state in which Fat efficient as Main energy source is used. The transition to ketosis can often involve complicated diet plans and constant macronutrient management. This is exactly where the meal replacement comes in: As a convenient and functional powder, it helps you to stay on track with into ketosis with minimal effort and thus effectively help To help you lose weight. With the help of the meal replacement, the ketogenic metabolism can be activated quickly, whereby the body uses more fat for energy production and at the same time a Stable feeling of satiety is promoted. So you benefit from all the positive effects of ketosis - from a reduced rise in blood sugar via a Lower insulin secretion up to a sustainable fat burning.
Quick overview: The most important benefits of good ketogenic meal replacements at a glance
Good ketogenic meal replacements combine cutting-edge science with user-friendly implementation. It allows you to take advantage of all the benefits of ketosis, whether as a weight loss aid or as an integral part of a ketogenic diet strategy that also promotes intermittent fasting. Experience how easy it can be to switch your metabolism to burning fat without sacrificing pleasure or a balanced nutrient intake. Here are the most important benefits at a glance:
- Simplicity without compromiseAll the benefits of ketosis, such as increased fat burning and improved insulin sensitivity, without the hassle of a complicated diet plan.
- Supports intermittent fastingIdeal in combination with intermittent fasting (e.g. 16:8) or sham fasting, so that you also benefit from stable blood sugar levels.
- Intelligent sugar formulaContains Dr. Coy's special sugars (D-tagatose and D-galactose), which ensure a reduced rise in blood sugar, optimal energy supply and reduced insulin secretion.
- Therapy supportAs a functional meal replacement, the drink was developed to optimally support the body during the ketogenic phase.
- Selected ingredientsHigh-quality coconut oils from C8 MCTs, functional fiber, secondary plant substances (polyphenols), magnesium, lactate and other micronutrients not only provide energy, but also essential building blocks for optimal nutrient supply.
- Easy to useThanks to a clearly structured intake scheme and a new recipe with first-class taste, it is very easy to use - with only approx. 133 kcal per serving and low in carbohydrates, manufactured in Germany.
The meal replacement as a practical companion for activating ketosis
A central aspect of implementing a ketogenic diet is the consistent reduction of carbohydrates. This is a challenge that many people find difficult to face. This is where the meal replacement comes in. As a specially developed powder, it provides the necessary nutrients in a simple way, leading the body into ketosis without neglecting enjoyment or practical handling.
Other aspects of the ketogenic diet:
How the ketogenic diet differs from low-carb concepts
While the term „low-carb“ covers a wide variety of diets - such as the Paleo or Atkins diet - the ketogenic diet goes one step further. Here, the intake of carbohydrates is reduced to such an extent that the body remains in a constant state of ketosis. This conscious approach to food requires strict control, as even small amounts of carbohydrates can disrupt the desired metabolic state.
- Basic principleIn a ketogenic diet, less than 50 g of carbohydrates are consumed per day, while high-quality fats provide the majority of the energy.
- AdvantagesRapid weight loss, as the body switches to burning fat; increased feeling of satiety, which reduces cravings; possible positive effects on insulin sensitivity and blood lipid levels.
- Important foodsPreference should be given to low-carb vegetables (e.g. broccoli, cauliflower), high-quality proteins from meat and fish, nuts, seeds and healthy oils such as MCT oil or olive oil. Sweeteners such as stevia or „intelligent sugar“ (tagatose) replace conventional sugar.
- To avoidHigh-sugar foods, starchy products (rice, pasta, bread) and convenience foods, which often contain hidden carbohydrates.
- VariantsIn addition to classic approaches such as keto fasting or intermittent fasting (e.g. 16:8) or sham fasting, there is also the innovative KetoPlus concept, which uses intelligent sugars and MCT fats to cover nutritional requirements.
Keto fasting: the combination of fasting and ketosis
In keto fasting, fasting for longer periods (sometimes longer than 24 hours) is combined with a subsequent ketogenic diet phase. This method can accelerate the onset of ketosis as the body is forced to draw on fat stores. However, this form of fasting requires discipline and is not suitable for everyone. People with pre-existing conditions in particular should only do this under medical supervision.
Intermittent fasting (16:8) as a method suitable for everyday use
16:8 intermittent fasting, which involves fasting for 16 hours and eating all meals in an 8-hour window, is a popular method of optimizing the metabolism. In combination with a ketogenic diet, it not only stabilizes blood sugar levels but also increases the feeling of satiety. The meal replacement fits in ideally here, as it can replace a meal during the meal window, e.g. at dinner. In this way, the 16-hour fasting window can be easily extended.
The KetoPlus concept according to Dr. Coy
Another innovative approach to the ketogenic diet is the KetoPlus concept. This involves the targeted use of intelligent sugars (such as D-tagatose and D-galactose) to ensure an adequate supply of nutrients even in the case of severe carbohydrate restriction. This is complemented by the use of coconut fat (MCT fats), which promote the formation of ketone bodies, and functional dietary fiber, which supports intestinal health. A broad spectrum of polyphenols, bioactive tocotrienols (vitamin E), magnesium and lactate in the form of dextrorotatory lactic acid round off the concept.
A practical example is the NuPrevento Drink, which combines these principles in a handy meal replacement, keeping insulin levels low while providing energy and important nutrients for the brain and muscles.
Why does the KetoPlus concept go so well with a ketogenic diet?
The meal replacement is an innovative, functional drink in powder form that has been specifically developed to activate the ketogenic metabolism in a simple, uncomplicated way. The KetoPLUS concept fits perfectly here, as both approaches aim to bring the body into optimal ketosis and provide all essential nutrients without sacrificing enjoyment. The synergies at a glance:
- Easy and quick entry into ketosisThe meal replacement is simply ingested and quickly activates the ketogenic metabolism - without the need for elaborate diet plans.
- Intelligent sugar formulaThanks to Dr. Coy's special sugars, the meal replacement ensures a low rise in blood sugar * and reduced insulin secretion. This corresponds exactly to the approach of the KETO PLUS concept, which also focuses on the right sugar intake to support vital functions of the brain, heart and intestines.
- Selected ingredientsBoth concepts are based on high-quality ingredients - from pure C8 MCTs, which are quickly converted into ketone bodies, to functional fiber, phytochemicals and a broad spectrum of micronutrients. This ensures an optimal supply of nutrients without jeopardizing the ketogenic state.
- Practicality and supportThe powder is not only convenient to use, but also an effective support for anyone following intermittent fasting or a ketogenic diet. It makes it possible to enjoy all the benefits of ketosis without the often strict and complex requirements of conventional diets.
- Sustainable and environmentally friendly solutionThe KETO PLUS concept reduces the use of animal ingredients and relies on innovative, plant-based raw materials - an approach that is also visible in the meal replacement and contributes to a more environmentally friendly diet.
In combination, the KetoPlus concept and the keto meal replacement enable a holistic nutritional approach that mobilizes and sensitizes the metabolism so that the body can lose weight more easily and activate its cellular repair mechanisms. This innovative combination offers a pioneering alternative to conventional ketogenic diets, which are often associated with an unbalanced nutrient intake.
Scientific evidence: overview of the effects of the ketogenic diet
Numerous scientific studies have shown that a ketogenic diet can lead to a significant reduction in body fat. For example, a 12-month study compared a low-carb diet with a calorie-reduced low-fat diet. The results published in the specialist journal JCEM (1) showed that the test subjects in the low-carb group not only lost more weight, but also body fat. People who were severely overweight benefited in particular, as their insulin sensitivity improved and their blood sugar levels were more stable. However, the research team points out that a long-term ketogenic diet must also be carefully monitored to prevent possible vitamin or fiber deficiencies.
Another study, published in Nutrition & Metabolism (2), compared a low-carb diet with a classic, low-calorie and low-fat diet in overweight participants. Here, too, the low-carb group achieved significantly greater weight loss and showed more favorable changes in metabolic parameters such as triglycerides and HDL cholesterol. At the same time, it is emphasized that people with existing cardiovascular disease in particular should seek medical advice before switching to a low-carb diet in the long term.
Biochemical effects of the ketogenic diet
The ketogenic diet leads to profound changes in the metabolism. Reduced carbohydrate consumption keeps insulin levels moderate, which encourages the body to draw more on fat stores as a primary source of energy. An increased protein intake supports muscle maintenance and increases the thermogenic effect after meals.
In addition, ketone bodies such as beta-hydroxybutyrate have a stabilizing effect on energy levels in many people and can help to improve mental clarity. Initial scientific evidence suggests that this metabolic change could also have anti-inflammatory effects. A recent study, published in iScience (3), sheds light on the metabolic adaptations when carbohydrate intake is drastically reduced. The results show that a ketogenic diet can significantly reduce body fat without affecting muscle or bone mass. The weight loss is mainly limited to excess fat, while central metabolic parameters remain unchanged. At the same time, the study participants reported an improved quality of life, which indicates positive effects of the diet in terms of general well-being and performance.
The researchers also found that a very low carbohydrate intake significantly restructures the glucose metabolism - a finding that underpins the basic theory of the ketogenic diet. In addition, the results indicate that certain inflammatory markers in the blood can fall and that the intestinal microbiome also changes. This underlines how important it is to ensure sufficient fiber intake and a balanced food selection despite the carbohydrate restriction in order to maintain the diversity of the microbiome.
Long-term effects of a strict low-carbohydrate diet
A recent study, presented in the renowned journal Nature Medicine (4), provides further evidence of the far-reaching effects of a ketogenic or very low-carbohydrate diet on various health parameters. In the study, several data sets were evaluated in order to understand how a long-term minimization of carbohydrate intake influences metabolism, inflammatory processes and the function of various organ systems.
The working group was able to confirm that the transition to a ketogenic diet leads to significant metabolic changes within a short period of time. Among other things, the level of ketone bodies in the blood increases significantly. The results also suggest that starting a low-carbohydrate diet could be associated with a reduction in certain inflammatory markers. However, the authors emphasize that further studies are necessary for a conclusive assessment of the long-term effects.
Another focus of the study was on the effects of dietary changes on the gut microbiome. According to the results, avoiding carbohydrate-rich foods can cause both positive and negative changes in certain bacterial populations. A balanced intake of fiber and micronutrients is therefore considered essential to counteract a possible imbalance.
Low-calorie ketogenic diet for postmenopausal women
In a recent prospective and open-label study published in the journal NMCD (5), the effects of a very low-calorie ketogenic diet combined with intermittent fasting were compared with a conventional diet in postmenopausal women with hypertension and obesity. The six-month intervention showed that only the ketogenic diet achieved significant and sustained improvements in key health parameters.
In addition to a significant reduction in both brachial and central systolic and diastolic blood pressure, the ketogenic group also recorded a reduction in LDL cholesterol, total cholesterol and triglycerides. In addition, there was significant weight loss, a reduction in waist and hip circumference and a decrease in waist-to-hip ratio and body fat percentage. These results emphasize that the low-calorie ketogenic diet is the most effective dietary intervention in this study to achieve cardiovascular and metabolic benefits in postmenopausal women with hypertension and obesity.
Effect of the ketogenic diet on body composition
A recent systematic review and meta-analysis, published in the journal Clinical Nutrition (6), provides further scientific evidence of how a ketogenic or low-carb diet can have a positive effect on body composition, particularly in overweight and obese adults. As part of the study, the working group evaluated 33 randomized controlled trials with a total of 2,821 participants. The focus was on key parameters such as body weight, body mass index (BMI), fat mass and body fat percentage, which are often used as indicators for the success of a dietary change.
The analysis showed that significant improvements in body weight and BMI could be achieved after at least one month on the keto diet. Longer-term interventions over 4 to 6 months led to even more robust results, even if differences in study design and participant profiles led to a certain statistical heterogeneity. It is particularly interesting that overweight and obese patients with additional comorbidities, such as type 2 diabetes mellitus, also benefited from the ketogenic diet. Pronounced weight reductions were observed, especially with very restrictive amounts of carbohydrates (up to 20 g per day).
How does the ketogenic diet affect obesity and metabolic health
A recent study published in the journal Nutrition Reviews (7) provides additional scientific insights into the effects of the ketogenic diet on obesity and related metabolic disorders. The researchers examined in detail the biochemical and metabolic processes that take place in a state of ketosis and shed light on the clinical consequences of long-term use of this form of nutrition.
The study shows that a drastic reduction in carbohydrate intake (below 50 g per day) combined with a high intake of healthy fats specifically puts the body in a state in which fatty acids and the ketone bodies formed from them serve as the primary source of energy. Particular emphasis is placed on the role of beta-hydroxybutyrate (BHB), one of the most important ketone bodies, which not only acts as an alternative fuel but also has significant anti-inflammatory properties. This dual function helps to effectively break down excess body fat and at the same time reduce inflammatory processes in the body.
Another key finding concerns the effects on the endocrine system. The sustained low insulin levels achieved on a ketogenic diet lead to improved insulin sensitivity. This reduces the risk of metabolic diseases such as type 2 diabetes and cardiovascular problems. It is important to note that if the ketogenic diet is implemented carefully, excess fat is primarily reduced, while muscle and bone mass are largely preserved.
However, the study also emphasizes that a long-term ketogenic diet requires precise planning and regular medical check-ups. In particular, the sharp reduction in carbohydrates can lead to an imbalance in the gut microbiome if not enough fiber and micronutrients are consumed. These findings underline the fact that a structured and individually tailored nutritional approach is essential in order to achieve sustainable health benefits.
Maintaining muscle mass while losing weight
Weight loss plays a central role in the management of obesity and type 2 diabetes, but maintaining lean body mass is critical to maintaining muscle strength and metabolic health. Intensive weight loss methods can lead to a disproportionate loss of lean body mass, increasing the risk of physical weakness and frailty. A study in the journal Obesity (8) suggests that a consistent ketogenic diet, in which the body enters a state of ketosis, can limit the loss of lean body mass while improving physical performance. However, further research is needed to better understand the mechanisms behind muscle mass maintenance in ketosis and the influence of additional lifestyle interventions.
Conclusion and outlook
To summarize, this article shows that the ketogenic diet can be an effective approach to put the body in a targeted fat-burning state and thus provide lasting support for weight loss. By specifically avoiding carbohydrates and focusing on high-quality fats and essential nutrients, not only can insulin levels be stabilized, but the feeling of satiety can also be improved. These are decisive factors in avoiding food cravings and achieving long-term success in losing weight.
At the same time, scientific findings make it clear that a structured, individually tailored approach is necessary to avoid potential risks such as deficiency symptoms or an imbalance in the gut microbiome. This is where the NuPrevento meal replacement comes into play: it offers a practical way to ease the transition into ketosis without having to rely on complicated diet plans. Thanks to its innovative formulation, which combines smart sugars, high-quality C8 MCTs and functional fiber, among other ingredients, it provides optimal support for your body so you can reap all the benefits of the ketogenic diet. Start your ketogenic journey now and experience how you can achieve your personal goals!
* The European Food Safety Authority (EFSA) confirms that the consumption of foods/drinks containing sugars other than sugar, such as tagatose: cause blood glucose levels to rise less after their consumption than when consuming sugary foods/drinks, and contribute to tooth mineralization.
Sources
Bonnie J. Brehm, Randy J. Seeley, David A. D'Alessio, et al: A Randomized Trial Comparing a Very Low Carbohydrate Diet and a Calorie-Restricted Low Fat Diet on Body Weight and Cardiovascular Risk Factors in Healthy Women; in: The Journal of Clinical Endocrinology & Metabolism (2003); https://doi.org/10.1210/jc.2002-021480
Westman, E.C., Yancy, W.S., Mavropoulos, J.C. et al. The effect of a low-carbohydrate, ketogenic diet versus a low-glycemic index diet on glycemic control in type 2 diabetes mellitus. Nutr Metab (Lond) 5, 36 (2008). https://doi.org/10.1186/1743-7075-5-36
Simon Hirschberger, David Effinger, Simone Kreth, et al: The impact of a ketogenic diet on weight loss, metabolism, body composition and quality of life; in: iScience (2024); https://www.cell.com/iscience/fulltext/S2589-0042(24)02516-1
Link, V.M., Subramanian, P., Cheung, F. et al. Differential peripheral immune signatures elicited by vegan versus ketogenic diets in humans. Nat Med 30, 560-572 (2024). https://doi.org/10.1038/s41591-023-02761-2
Barbara Palaa, Laura Pennazzib, Giuliano Tocci, et al: Very low-calorie ketogenic diet reduces central blood pressure and cardiometabolic risk in post-menopausal women with essential hypertension and obesity: a single-center, prospective, open-label, clinical study; in: Nutrition, Metabolism & Cardiovascular Diseases (2024); https://doi.org/10.1016/j.numecd.2024.103838
Leona Yuen-Ling Leung, Hon-Lon Tam, Jonathan Ka-Ming Hoa, et al: Effects of ketogenic and low-carbohydrate diets on the body composition of adults with overweight or obesity: A systematic review and meta-analysis of randomized controlled trials; in: Clinical Nutrition (2025); https://doi.org/10.1016/j.clnu.2025.01.017
Marta Biesiekierska, Maura Strigini, Aneta Balcerczyk, et al: The Impact of Ketogenic Nutrition on Obesity and Metabolic Health: Mechanisms and Clinical Implications; in: Nutrition Reviews (2025); https://doi.org/10.1093/nutrit/nuaf010
Shaminie J. Athinarayanan, Jeff S. Volek: Mitigating muscle loss during weight loss: can nutritional ketosis make a difference? A call for more research; in: Obesity (2025); https://doi.org/10.1002/oby.24235
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Legal notice
The information presented in this article is for general information purposes only and is in no way a substitute for individual medical advice. All measures and dietary changes should be made in consultation with a doctor or qualified nutritionist. A healthy general and nutritional status can help to prevent or overcome illnesses. The scientific findings and descriptions of effects presented in the text may vary from person to person and are no guarantee of success.