Raquel Britzke - Registered Dietitian

Raquel Britzke - Registered Dietitian Registered Dietitian in London Harley Street. Sports Nutritionists focused in weight loss. Personalised programs, food intolerance.

Registered Dietitian & Nutritionist Raquel Britzke has over 15 years of experience with weight loss, sports nutrition also as a Fodmap Dietitian Clinic. Raquel is a Private Dietitian London based at Harley Street area which can help you in Weight Loss, Sports nutrition and Fodmap diet . Our expert Dietitians and Nutritionists based in London, led by Registered Dietitian Raquel Britzke, have succes

sfully helped over 20k patients reach their health goals with consultations across London and online worldwide. allergies and genetics testing with a 95% satisfaction rate from patients. We offer consultations in London Harley Street area or virtually and have multilingual nutritionists and dietitians.

Have you ever stopped to think that some of the most powerful tools for improving your health are completely free?In a w...
20/06/2026

Have you ever stopped to think that some of the most powerful tools for improving your health are completely free?

In a world full of quick fixes and complicated health advice, we often overlook the simple habits that can make a real difference.

✅ Fasting – When properly managed, intermittent fasting may improve insulin sensitivity, support weight loss, and reduce inflammation.

☀️ Sunlight – Essential for vitamin D production, supporting immunity, bone health, and mood.

😴 Sleep – Poor sleep affects hormones, increases inflammation, and makes weight management more difficult.

🌳 Nature – Spending time outdoors can reduce stress, improve mood, and support overall wellbeing.

🍠 Real food – Prioritising minimally processed foods gives your body the nutrients it needs to function properly.

🏃‍♀️ Exercise – Benefits nearly every system in the body, including the heart, brain, muscles, and metabolism.

🔥❄️ Heat and cold exposure – Saunas and cold-water immersion may support circulation, recovery, and resilience.

🧂 Salt (in moderation) – Sodium is essential for hydration and muscle function. Balance is key.

🧪 Magnesium – Involved in hundreds of processes in the body, including sleep, energy production, and muscle health.

🌍 Grounding – Walking barefoot on natural surfaces may help promote relaxation and connection with nature.

🧘‍♀️ Meditation – Can reduce stress, improve focus, and support mental wellbeing.

😂 Laughter – Helps lower stress, boost mood, and strengthen social connections.

Health doesn't usually come from a miracle solution.

It comes from small habits repeated consistently over time.

Don't underestimate the power of simple daily actions.

👇 Which of these habits do you already do? And which one would you like to start?

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

Is it really possible to lose 60kg without eating vegetables? Sounds impossible, right? But Wagner did it.I’m always tal...
19/06/2026

Is it really possible to lose 60kg without eating vegetables? Sounds impossible, right? But Wagner did it.

I’m always talking about him here because his story proves something many people need to hear: it is possible to lose weight, even with all the challenges of everyday life.
Wagner lost 60kg, even though he’s extremely selective with food.

So what was the secret?
👉 A personalised strategy
👉 Respect for his food preferences
👉 Ongoing and realistic support

So many people still believe that in order to lose weight, you have to follow a “perfect” diet, full of foods you don’t like or that simply don’t fit into your lifestyle.

💡 But here’s the truth: there’s no one-size-fits-all solution. There’s your solution.

If you’ve tried over and over again and always end up giving up because you can’t stick to it… Maybe the problem isn’t willpower.

Maybe you just need the right plan, and someone to guide you through it. ❤

Now tell me: what makes it hardest for you to stick to a healthy eating routine?

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

Have you ever noticed how your body reacts when it's overloaded? Cortisol is the hormone that keeps you alert and makes ...
18/06/2026

Have you ever noticed how your body reacts when it's overloaded? Cortisol is the hormone that keeps you alert and makes your body function when it needs energy. The problem isn't its existence, it's when it's constantly high.

🚨 At this point, the body enters a constant state of alert and begins sending signals that something is wrong. This affects appetite, sleep, mood, and even the ability to lose fat.

And do you know where this weighs even more heavily?
In terms of food. 🍽️

When cortisol levels rise too high, the body demands quick energy, increases insulin, becomes more prone to inflammation, and slows down metabolism. It's as if the body is trying to protect itself... but ends up making you more unbalanced.

The good news is that you can signal safety to your body through food.
And that changes a lot of things.

What helps regulate cortisol:
🌿 Prioritize protein in every meal 🥗 Include real carbohydrates on your plate (sweet potatoes, fruits, oats, quinoa) 🥑 Use healthy fats to stabilize energy (avocado, olive oil, nuts) ⏱️ Avoid long periods without eating ☕ Reduce caffeine, especially on an empty stomach 🌰 Include foods rich in magnesium (spinach, seeds, cocoa) 🫚 Eat more natural anti-inflammatories (turmeric, ginger, berries)

When cortisol begins to regulate, you'll notice it in practice: hunger subsides, energy increases, sleep improves, and metabolism responds much better.

Do you experience any of the symptoms I listed in the post? Tell me in the comments below.

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

17/06/2026

Book a Free 15-Minute Online Assessment. This free assessment is an opportunity to speak with one of our dietitians, discuss your goals, challenges and health concerns, and find out which approach is best suited to you.

We'll explain how our programme works, answer any questions you may have, and help you understand the best next steps for your situation.

Just a friendly conversation to see whether we can help. Interested?

Simply comment "I'd like to know more" below and I'll personally arrange your free assessment.

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

How many diets have you tried without seeing lasting results?🤔 Mariana's transformation shows exactly why a personalised...
16/06/2026

How many diets have you tried without seeing lasting results?🤔 Mariana's transformation shows exactly why a personalised nutrition plan can make all the difference.

She lost an incredible 42 kg through online consultations, following a strategy tailored to her lifestyle, needs, and goals. Because when a plan is designed specifically for you, the process becomes far more effective and sustainable.

Many people spend years trying to lose weight with generic diets found online or by copying what worked for someone else. But every body is different, and what works for one person may not work for another.

The secret isn't eating less or going hungry. It's about following the right approach for your body and making the right adjustments along the way.

Congratulations, Mariana, on this amazing achievement! 👏

What is your biggest challenge when it comes to losing weight? Let me know in the comments.

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

Did you know that the sugar content of fruit can vary significantly? Whether you’re managing blood sugar levels, followi...
11/06/2026

Did you know that the sugar content of fruit can vary significantly? Whether you’re managing blood sugar levels, following a low-carb approach, or simply aiming to make better food choices, understanding how much sugar different fruits contain can be incredibly helpful.

This guide is for reference only, ideally, your diet should always be tailored to your individual goals.

💡 That’s why my patients receive personalised guidance on what to eat and how to make smart substitutions to achieve the results they’re looking for.

❤️ High-sugar fruits (over 10g per 100g):
Dried fruits are very high in sugar and provide a quick energy boost, but they may not be the best option for those monitoring blood sugar levels. Fresh fruits such as grapes, mangoes and bananas are nutritious, but should be consumed in moderation.
🧡 Moderate-sugar fruits (5g–10g per 100g):
These fruits offer a good balance of sweetness and fibre, along with vitamins and antioxidants, with a lower risk of blood sugar spikes.
💚 Low-sugar fruits (under 5g per 100g):
For those limiting sugar intake, fruits such as berries are excellent choices. Avocado has the lowest sugar content and is rich in healthy fats instead. Lemons are also very low in sugar and ideal for adding flavour without compromising your diet.

📌 Remember: These values are approximate and may vary depending on the ripeness of the fruit. What matters most is ensuring your diet is aligned with your goals.

👉 Want a personalised meal plan? Tell me your goal in the comments and I’ll be happy to help!

📍HCPC-registered Dietitian | Harley Street, London & online worldwide


10/06/2026

Did you know that the way you prepare your food could be affecting your diet? 🍳 A simple example is the fried egg.

Many people don’t realise that the cooking method can significantly impact the total calories in a meal.

🥚 Fried Egg in Oil: A large egg has about 70 to 80 calories, but when fried in 1 tablespoon of oil (around 120 calories), the total can reach 190 to 200 calories!

💧 Fried Egg with Oil Spray: These days, there are oil sprays that have just 1 calorie per spray. Using one or two sprays can add only 1 to 2 calories to your egg, bringing the total to just 71 to 82 calories!

These little details can make all the difference in your weight loss journey!

Are you eating well but not seeing the results you expected? Tell me in the comments! 👇

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

Has your skin been looking different lately?You can invest in the best creams, skincare products, and treatments, but tr...
07/06/2026

Has your skin been looking different lately?

You can invest in the best creams, skincare products, and treatments, but true beauty starts from within.

Dull skin, hair loss, puffiness, acne, constant fatigue, and even low libido can often be signs of hormonal imbalances.

Your hormones, diet, sleep, stress levels, and lifestyle all have a direct impact on how you age, the appearance of your skin, and your day-to-day energy levels.

Sustainable beauty is difficult to achieve without good hormonal health.

And often, small changes to your diet and daily routine can make a significant difference to both your appearance and your confidence.

Tell me in the comments: do you feel that any of these hormones may be out of balance? 👇

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

Why does motivation disappear so quickly? Often, it’s not about willpower. It’s your body, and your routine, quietly sho...
06/06/2026

Why does motivation disappear so quickly? Often, it’s not about willpower. It’s your body, and your routine, quietly showing that something needs attention.

☀️ Too little sunlight
Low sun exposure reduces vitamin D, which supports mood, energy, and immunity.

🥩 Low protein and healthy fats
These help keep you full, stabilise hormones, and support focus throughout the day.

🔥 Silent inflammation
When the body is inflamed, energy is redirected, leaving you tired and unmotivated.

🌾 Low fibre intake
Fibre balances blood sugar, supports gut health, and helps maintain steady energy.

🎯 Lack of clear goals
Without direction, even small tasks feel heavier.

🍽️ Irregular meal times
Eating at random times affects hunger, mood, and productivity.

💊 Vitamin and mineral deficiencies
Low B12, vitamin D, or magnesium can impact energy and your nervous system.

📱 Too much screen time
It disrupts sleep, raises stress levels, and affects concentration.

🍬 Blood sugar spikes
The crash that follows brings fatigue, irritability, and low motivation.

Motivation isn’t just about discipline, it’s a mix of biology, habits, and clarity.

Do you feel like you lose your rhythm easily? Tell me in the comments.

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

05/06/2026

What worries you most right now? When Carlo first came to us, he was pre-diabetic, had high cholesterol and wanted to lose weight, but more than that, he wanted to feel healthy again.

With our amazing dietitian Giovanna, he began a journey of change through fully personalised consultations, tailored to his routine, lifestyle and blood test results.
Because when it comes to your health, there is no one-size-fits-all solution.

Today, Carlo is 17kg lighter, his blood sugar and cholesterol are back to normal, and he feels more energetic and confident than ever. 💪

At our clinic, we don’t just focus on weight loss, we help you transform your overall health.

And with unlimited support directly from your dietitian, you are never alone in the process.

What would make the biggest difference for you right now? Share it in the comments, I’d love to read your thoughts!

📍HCPC-registered Dietitian | Harley Street, London & online worldwide

Address

4 Wimpole Street
London
W1G9SH

Opening Hours

Monday 8am - 8pm
Tuesday 8am - 8pm
Wednesday 8am - 8pm
Thursday 8am - 8pm
Friday 8am - 8pm
Saturday 8am - 8pm

Telephone

+442071238488

Website

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