Ketosis Is Not a Destination, It's a Journey: 5 Rules for Staying in Keto
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You started the ketogenic diet, reduced carbohydrates, increased healthy fats, and finally heard that magic word: Ketosis. Reaching this metabolic state, where your body now uses fat instead of sugar for energy, is a great achievement. But the real challenge and equally rewarding part begins now: staying in ketosis.

So, how can you maintain this fat-burning mode and make the ketogenic lifestyle sustainable? Here are 5 key principles to guide you.
1. Eat Clean: Focus on Natural and Low Glycemic Index Foods
The cornerstone of ketosis is maintaining balanced blood sugar and, consequently, insulin. Insulin is the body's fat-storage hormone, and when its level rises, fat burning stops. The most effective way to achieve this balance is to choose unprocessed foods with a slow impact on blood sugar (low glycemic index), as provided by nature.
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What does this mean? Consume nutrient-dense, whole foods instead of processed and sugary foods.
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Example Foods:
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Healthy Fats: Avocado, extra virgin olive oil, coconut oil, MCT oil, butter.
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Non-Starchy Vegetables: Green leafy vegetables such as spinach, asparagus, zucchini, and cucumber.
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Quality Proteins: Organic and free-range chicken eggs, fish, meat (if animal products are consumed)
2. Be a Detective: Never Forget to Read Food Labels
Many products marketed as "sugar-free" or "low-carb" on supermarket shelves can actually contain hidden sugars and additives that can kick you out of ketosis. When buying a packaged product, the back of the label is your best friend.
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What should you pay attention to?
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Net Carbohydrates: Find the Net Carbohydrate value by subtracting the Fiber amount from the Total Carbohydrate amount on a product's label. This is the actual value you need to track on a ketogenic diet.
Net Carbohydrates = Total Carbohydrates - Fiber - Polyols
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Hidden Sugar Names: Be careful of sugars hidden under different names such as dextrose, maltose, corn syrup, and maltodextrin.
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Ingredients List: The shorter and clearer the ingredients list, the more reliable the product.
3. Listen to Your Body: Get a Food Sensitivity Test
Sometimes, despite following all the rules, you may experience issues like bloating, fatigue, or an inability to lose weight. This could be due to an unknown food sensitivity. Consuming a food your body cannot tolerate can lead to inflammation and an increase in the stress hormone cortisol. High cortisol levels, in turn, can raise blood sugar and sabotage ketosis.
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What can you do? Observe the changes in your body after consuming certain foods. If you have any doubts, you might consider consulting a doctor or dietitian for a food sensitivity test.
4. Be Prepared: Keep Keto-Friendly Snacks with You
Sudden hunger pangs are the most common reason for breaking a diet. Being caught unprepared, especially on busy days or when out and about, can easily lead you to a carb-heavy option. To avoid this trap, always keep keto-friendly snacks in your bag or car.
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Practical Snack Ideas:
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A handful of almonds, walnuts, or macadamia nuts
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Cheese sticks or slices
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Olives
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Avocado
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A piece of dark chocolate with 85% cocoa or higher
Staying in ketosis is not a prison of rigid rules, but the art of taking good care of your body by making conscious choices.
5. Bonus Principle: Monitor Hydration and Electrolyte Balance
When starting a ketogenic diet, the body retains less water than it does with carbohydrates. This can lead to frequent urination and the loss of important minerals (electrolytes) along with water. These electrolytes are sodium, potassium, and magnesium. Deficiencies can cause symptoms known as "keto flu," such as headaches, fatigue, and muscle cramps.
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What You Should Do:
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Drink Plenty of Water: Make sure you drink enough water throughout the day.
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Don't Skimp on Salt: Don't hesitate to add quality sea salt or Himalayan salt to your meals.
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Consume Electrolyte-Rich Foods: Include foods like avocado (potassium), leafy greens (magnesium), and nuts in your diet.
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Consider Supplementation: If necessary, you can consult a healthcare professional about adding electrolyte supplements to your diet.
Quick Checklist for Staying in Ketosis:
Remember, ketosis is a sustainable lifestyle. By incorporating these simple steps into your daily routine, you can reach your goals and feel better!
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Focus on Natural and Unprocessed Foods: Let avocados, olive oil, leafy greens, and quality proteins be your main sources of nutrition.
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Make Reading Labels a Habit: Always check the "Net Carbs" and ingredient list for hidden carbohydrates and sugars.
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Listen to Your Body: If you suspect, consider getting a food sensitivity test.
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Be Prepared: Always keep keto-friendly snacks in your bag. (Such as almonds, cheese, olives, seed crackers, etc.)
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Don't Neglect Hydration and Electrolytes: Drink plenty of water, add salt to your meals, and prefer potassium- and magnesium-rich foods.

Dietitian Ege Bölük
I graduated from İstinye University, Department of Nutrition and Dietetics in 2020 and worked in a specialist doctor's clinic to specialize in bariatric nutrition.
I continued my career by completing various trainings on multidisciplinary approaches in eating disorders, the use and support of nutritional supplements in diet, psychodietetics, nutrition and physiotherapy in athletes, celiac disease and gluten enteropathy.
After joining the Naturiga team, I am working on functional nutrition and dietary supplements with functional medicine dietitian Mr. Erdi Uğur.