Free shipping over £50.00 60-day refund policy More than 4.7 million customers from all over the world Delivery within 2 working days Free shipping over £50.00 60-day refund policy More than 4.7 million customers from all over the world Delivery within 2 working days Free shipping over £50.00 60-day refund policy More than 4.7 million customers from all over the world Delivery within 2 working days Free shipping over £50.00 60-day refund policy More than 4.7 million customers from all over the world Delivery within 2 working days Free shipping over £50.00 60-day refund policy More than 4.7 million customers from all over the world Delivery within 2 working days Free shipping over £50.00 60-day refund policy More than 4.7 million customers from all over the world Delivery within 2 working days
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Which vitamins are right for you?

Get your custom formula – tailored to your body’s needs.

Check our Bestsellers

Hormone Fat Reset

Hormone Fat Reset

Hormone Balance PRO – a natural formula for women that, with vitamin B6, contributes to the regulation of hormonal activity Improves the body’s resistance to stress3 Contributes to the reduction of tiredness and fatigue⁶ Contributes to normal fertility and reproduction⁴ Contributes to emotional balance and positive mood¹ Helps maintain mental and emotional balance3 Supports the health of the female reproductive organs3 Helps to maintain a natural sleep²   Detox Belly Burn – Triple detox power: milk thistle, artichoke extract and chlorella Contributes to the detoxification potential of the liver 8 Supports liver health8 Promotes weight loss 9 Supports healthy weight management 7 Contributes to fat metabolism 7 28%* of ingested fat binds to Neopuntia™ 7 Neopuntia™ formula increases fat excretion by 27%* * Based on studies. Results may vary from person to person.  Nature’s Finest already has over 4,7 million customers from all over the world!

Healthy Liver bundle

Healthy Liver bundle

25-day liver detox protocol Liver Cleanse – A herbal blend with milk thistle, turmeric, ginger, and inulin Supports liver health ¹,³,⁴ Helps to support digestion and contributes to the normal function of intestinal tract ³ Prevents the accumulation of fats and facilitates their destockage by the liver ⁴ It helps to maintain the efficiency of the immune system ⁴ Bio DETOX – A green superfood mix with chlorella, spirulina, wheat and barley grass, and lucuma Promotes body detoxification ⁶ Helps to make you feel more energetic ⁷ High source of dietary fibre Rich in complete plant-based protein Source of iron, vitamin C and chlorophyll More than 4.7 million customers from all over the world

Detox Belly Burn bundle

Detox Belly Burn bundle

2in1 weight-loss formula: Helps your body detox and increases fat excretion PROVEN RESULTS: Patented Neopuntia™ formula ™ increases fat excretion by 27%* Works in 2 steps: Promotes detoxifications and increases fat elimination ¹,²,³ Triple detox power: milk thistle, artichoke extract and chlorella Contributes to the detoxification potential of the liver ¹ Supports liver health 2 Promotes weight loss 2 Supports healthy weight management 1 Helps to fat excretion 1 28%* of ingested fat binds to Neopuntia™ 1 Absorbs fat and sugar 1 Helps eliminate heavy metals from the body ³ Promotes metabolism and helps the digestive system ³ * Based on studies. Results may vary from person to person.  

Night FatBurn Extreme bundle

Night FatBurn Extreme bundle

The ultimate 3-in-1 slimming formula that helps you lose weight while you sleep! Patented Morosil® formula with valerian extract and L-carnitine Supports slimming and helps control body weight 4 Helps to reduce cellulitis 4 Helps silhouette to become more refined 4 Helps you fall asleep faster and maintain sleep quality 2 Natural formula that stabilizes weight 4 * Based on studies. Results may vary from person to person.

PROSTATE Support bundle

PROSTATE Support bundle

9-in-1 formula that beneficially affects men’s health¹ and helps support prostate health² With natural extracts of saw palmetto, willow herb, ginger and nettle For men in their 40s, 50s and beyond Useful for normal prostate function2 Contributes to the functioning of the urinary tract2 Zinc contributes to normal fertility and reproduction Selenium contributes to normal spermatogenesis For weight contol 6 Nature’s Finest already has more than 4.7 million customers from all over the world!

KSM-66 Ashwagandha® bundle

KSM-66 Ashwagandha® bundle

The most researched full-spectrum ashwagandha root extract Backed by 32+ studies¹ Proven to reduce stress, anxiety, and cortisol levels¹ Enhances memory, cognition, and mental alertness¹ Improves sleep quality and sleep onset1 Contributes to optimal relaxation4 Promotes the reduction in body weight⁴ Contributes to normal glucose – insulin metabolism² Riboflavin contributes to normal functioning of the nervous system Increases endurance, strength, and muscle recovery¹ Niacin contributes to normal psychological function More than 4.7 million customers from all over the world

Hydration + Energy for Hot Weather

Food supplement with sweetener

Advanced formula with magnesium and B vitamins

  • Powerful formula for optimal results
  • Covers your daily needs of magnesium and B vitamins
  • Contributes to the reduction of tiredness and fatigue¹
  • Contributes to normal muscle function¹
  • Contributes to electrolyte balance¹
  • Contributes to normal energy-yielding metabolism¹
  • Contributes to normal psychological function¹
  • No clumping, no residue, mixes completely every time
  • Easy-to-mix powder for convenient daily use
Nature’s Finest already has over 4,7 million customers from all over the world!
Net 150 g | for 50 days
How to Use

The recommended daily dose is 5 g (1 scoop), add in a glass of water and stir.

Warnings:

A food supplement is not a substitute for a balanced, varied diet and a healthy lifestyle. The recommended daily dosage must not be exceeded. Keep out of reach of children! We do not recommend pregnant women and nursing mothers to consume the product.

Due to natural variations in the properties of the active ingredients, the colour, taste and smell of the product may vary slightly from batch to batch. These changes do not affect the overall quality and performance of the product.

Key Ingredients

Magnesium + B-complex – a food supplement with sweetener.

Ingredients: magnesium citrate, inulin, orange flavour (3 %), stabilizer: cellulose, B-complex mix (Thiaminmononitrate, Riboflavine, Pyridoxine hydrochloride, Cyanocobalamin, Folic acid, Calcium-D-pantothenate, Nicotine amid), sweetener: steviol glycosides from stevia.

Nutritional Value
per dosage (5 g) NRV %
Magnesium 375 mg 100 %
Vitamin B1 1,1 mg 100 %
Vitamin B2 1,4 mg 100 %
Vitamin B6 1,4 mg 100 %
Vitamin B12 2,5 μg 100 %
Folic acid 200 μg 100 %
Pantothenic acid 6 mg 100 %
Niacin 16 mg 100 %

* NRV = Nutritional Reference Value

Certifications

Why Independent Testing Is Essential – At Nature’s Finest, we believe that wellness starts with trust.
Here’s what our testing covers:

  • Ingredient Precision: We verify that the nutrients listed on our labels are present in the exact amounts promised.
  • Purity & Cleanliness: Each product is screened for substances such as heavy metals (including mercury, lead, and arsenic), common allergens (like soy, dairy, nuts, and gluten), and microbial threats like E. coli and salmonella.
  • Nutrient Verification: We confirm that both macronutrients and micronutrients are present and potent.

Explore our IFS Food Standard certification—the highest level of quality assurance in the industry—and see why Nature’s Finest stands above the rest. View our certification here.

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Delivery in 2 business days
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Everything you need to know:

I feel good. Is this combination still a good choice for me?

Yes, everyone can benefit from high-quality magnesium and B-complex, especially if you may not be getting enough of these nutrients from your diet.

Regular use of this product contributes to the reduction of tiredness and fatigue¹, supports normal muscle function¹, helps maintain electrolyte balance¹, and more.

Why combine magnesium with B-complex?

Because together they provide comprehensive nutritional support while enabling the intake of two important nutrients in a single food supplement.

When stress, intense study, or physical demands leave you mentally and physically drained, your body needs the right nutrition.

Magnesium contributes to normal muscle and psychological function and normal functioning of the nervous system, while riboflavin contributes to normal energy-yielding metabolism.

Will this help with my muscle recovery after workouts?

Absolutely. Magnesium contributes to normal muscle function and to electrolyte balance, which are essential for muscle recovery. Magnesium contributes to normal protein synthesis as well.

Our customers also confirm it works

star star star star star 4.9 / 5
Anna
star star star star star 5/5

I run every day and I love how this helps with muscle recovery and energy. I usually take it in the morning and I love it.

Anna
Maya
star star star star star 5/5

I take this every day and notice that I feel less tired and more focused.

Maya
Nicole
star star star star star 5/5

I'm a medical student and this has been so helpful for my mental state during the last exam season. It’s an incredibly effective supplement.

Nicole
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Enjoy the many benefits and reduce fatigue¹ with magnesium and B-complex

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Are you dealing with stress-related muscle tension and fatigue?

Magnesium contributes to normal muscle function and contributes to the reduction of tiredness and fatigue.

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Do you need support for normal psychological function?

Both magnesium and vitamin B12 contribute to normal psychological function and normal functioning of the nervous system.

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Are you an athlete or very active person?

Do you work out? Magnesium is incredibly important for you. It contributes to electrolyte balance, normal protein synthesis, and normal muscle function.

Riboflavin contribute to normal energy-yielding metabolism and the protection of cells from oxidative stress.

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Product option image

Choose our Magnesium + B-Complex formula

  • Perfect for times of high stress

Whether you’re a student, a new parent or facing stress at work, this formula can help you.

It’s designed for people who push themselves and need support: Magnesium contributes to the reduction of tiredness and fatigue, contributes to normal energy-yielding metabolism and normal psychological function.

  • Dual-action relief for difficult, stressful periods

Are you often stressed? Magnesium addresses the physical aspects ‒ contributing to normal muscle function, electrolyte balance, and normal functioning of the nervous system.

Riboflavin addresses the energy aspects ‒ contributing to normal energy-yielding metabolism and the reduction of tiredness and fatigue.

  • For active people

Magnesium + B-complex was made with active people in mind. Magnesium contributes to normal muscle function, to normal energy-yielding metabolism and to normal protein synthesis.

  • High-strength formula

With 375 mg of magnesium per serving in this formula, you cover your daily requirement for magnesium and for B-complex.

  • Natural orange flavour

Our refreshing orange taste makes this product something you’ll actually look forward to taking, encouraging the consistent daily use that delivers real results.

Start taking your Magnesium and B-Complex TODAY

If you start taking it TODAY:

  • You cover 100% of your magnesium and B-complex daily requirement
  • You support normal muscle function and electrolyte balance¹
  • You contribute to normal energy-yielding metabolism¹
  • You reduce tiredness and fatigue¹
  • You support normal psychological function¹

If you start taking it later:

  • You continue managing fatigue without nutritional support
  • You miss the benefits of magnesium and B vitamins working together
  • You do not support normal psychological function now
  • You do not support normal muscle function and electrolyte balance now

Made from quality ingredients

Magnesium

1. Magnesium

Magnesium contributes to the normal functioning of the nervous system, muscle function, normal energy-yielding metabolism, and also contributes to electrolyte balance.

B-complex

2. B-complex

The B complex is a group of vitamins B1, B2, B6, B12, folic acid, pantothenic acid and niacin, which are important for our nervous system. In addition to their common function, each of the B vitamins has other important roles in our bodies.

Orange flavour

3. Orange flavour

The orange flavour adds freshness and great taste.

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Traceability of our ingredients

Discover nature through our natural products! We carefully select and trace every ingredient to ensure optimal effectiveness, backed by scientific evidence. Our commitment to transparent traceability guarantees the integrity and excellence of every component of our products. Our products are certified to the IFS standard (registration number: 00063/0) and also hold an ECO certificate (certification number: EPR-26420/22-1).

  • High-quality ingredients

    Carefully selected, pure ingredients.

  • No unnecessary additives

    Only what your body needs. Nothing more.

  • Carefully verified purity and safety

    Independently tested to ensure compliance with quality standards.

60-day money-back guarantee seal

60-day money-back guarantee

To make your purchase completely risk-free, we offer a 60-day money-back guarantee. If you are not completely satisfied with the product, simply contact us and we will refund your money.

Hydration + Energy for Hot Weather

Hydration + Energy for Hot Weather

Magnesium citrate with complete B-complex

  • Contributes to the reduction of tiredness and fatigue¹
  • Contributes to normal muscle function¹
  • Contributes to electrolyte balance¹
  • Contributes to normal energy-yielding metabolism¹
  • Contributes to normal psychological function¹
  • Contributes to normal functioning of the nervous system¹
  • Perfect for students, athletes, and high-stress professionals

Frequently asked questions from our users

FAQ

How and why does it work?

The product combines two key ingredients that deliver numerous benefits. Magnesium contributes to normal muscle function¹, while niacin contributes to the reduction of tiredness and fatigue. In addition, the other B-complex vitamins provide a range of further benefits.

FAQ

Who is it for?

For students, parents, and professionals during demanding periods, active individuals needing muscle support1, and anyone who wants to add a tasty and beneficial ritual to their daily routine.

FAQ

What does it taste like?

Nature’s Finest Magnesium + B-complex powder has an orange flavour.

FAQ

What ingredients does it contain?

Magnesium citrate, inulin, natural orange aroma, stabilizer: cellulose powder, B-complex , Sweetener: steviol glycosides from stevia.

FAQ

How long does shipping take?

We will do our best to process your order the same day and send it for delivery. On average, packages are delivered in 2 business days.

FAQ

What if I don't like it?

No worries! If the product does not meet your expectations, we offer a 60-day refund.

Previous
Next

Hydration + Energy for Hot Weather

Food supplement with sweetener

Advanced formula with magnesium and B vitamins

  • Powerful formula for optimal results
  • Covers your daily needs of magnesium and B vitamins
  • Contributes to the reduction of tiredness and fatigue¹
  • Contributes to normal muscle function¹
  • Contributes to electrolyte balance¹
  • Contributes to normal energy-yielding metabolism¹
  • Contributes to normal psychological function¹
  • No clumping, no residue, mixes completely every time
  • Easy-to-mix powder for convenient daily use
Nature’s Finest already has over 4,7 million customers from all over the world!
Net 150 g | for 50 days
How to Use

The recommended daily dose is 5 g (1 scoop), add in a glass of water and stir.

Warnings:

A food supplement is not a substitute for a balanced, varied diet and a healthy lifestyle. The recommended daily dosage must not be exceeded. Keep out of reach of children! We do not recommend pregnant women and nursing mothers to consume the product.

Due to natural variations in the properties of the active ingredients, the colour, taste and smell of the product may vary slightly from batch to batch. These changes do not affect the overall quality and performance of the product.

Key Ingredients

Magnesium + B-complex – a food supplement with sweetener.

Ingredients: magnesium citrate, inulin, orange flavour (3 %), stabilizer: cellulose, B-complex mix (Thiaminmononitrate, Riboflavine, Pyridoxine hydrochloride, Cyanocobalamin, Folic acid, Calcium-D-pantothenate, Nicotine amid), sweetener: steviol glycosides from stevia.

Nutritional Value
per dosage (5 g) NRV %
Magnesium 375 mg 100 %
Vitamin B1 1,1 mg 100 %
Vitamin B2 1,4 mg 100 %
Vitamin B6 1,4 mg 100 %
Vitamin B12 2,5 μg 100 %
Folic acid 200 μg 100 %
Pantothenic acid 6 mg 100 %
Niacin 16 mg 100 %

* NRV = Nutritional Reference Value

Certifications

Why Independent Testing Is Essential – At Nature’s Finest, we believe that wellness starts with trust.
Here’s what our testing covers:

  • Ingredient Precision: We verify that the nutrients listed on our labels are present in the exact amounts promised.
  • Purity & Cleanliness: Each product is screened for substances such as heavy metals (including mercury, lead, and arsenic), common allergens (like soy, dairy, nuts, and gluten), and microbial threats like E. coli and salmonella.
  • Nutrient Verification: We confirm that both macronutrients and micronutrients are present and potent.

Explore our IFS Food Standard certification—the highest level of quality assurance in the industry—and see why Nature’s Finest stands above the rest. View our certification here.

£0.00
Add to cart →
60-day money-back guarantee
Free delivery over £50.00
Delivery in 2 business days
visa mastercard american express paypal

Questions? Call us: 020 8089 0131

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Why choose Nature's Finest?

  • 16 years of tradition
  • 400+ unique products
  • 50+ patented active ingredients
  • 4.7M+ satisfied customers
Natural
We believe in the perfection of nature. Our commitment includes responsible sourcing of raw materials, based on sustainability, ethics and fair business practices.
Proven
The effectiveness of our products is confirmed by verifiable and repeatable studies and research. All our products are tested in independent laboratories, because our goal is to offer our customers products of the highest quality and real effectiveness, in line with their investment.
Effective
Nature offers effective solutions to many of the challenges we face. Our experienced development team uses and combines these exceptional substances in our products so the body can make optimal use of them. The active ingredients in our formulas are present in doses with proven efficacy, not just in negligible amounts.
Tested
We test our products through various customer studies and trials to guarantee their safety and effectiveness. We always carefully listen to our customers' feedback and take their opinions, criticism and suggestions into account to ensure our products are truly tailored to their needs.

Frequently asked questions from our users

How long can I take it?

Regular use is recommended. The recommended daily amount or dose should not be exceeded.

When is the best time to take it?

I recommend taking the product after dinner or before bedtime.

Can pregnant women and nursing mothers consume it?

Pregnant and lactating women are discouraged from use.

Is it suitable for vegans?

Yes, the product is suitable for vegans and vegetarians.

Can I take it alongside medication?

Food supplements are foods that are intended to supplement your normal diet, if you are taking any medication, please consult your personal doctor before taking any food supplement.

What can I do if I don't like the taste? And can I mix it with boiling water

If you don’t like the taste, you can mix it into juice, smoothies or dissolve it in more water. We do not recommend consuming this product in hot water as this may destroy the effect of the active ingredients and vitamins.

Can children consume it? From what age can I consume the product?

The product may be consumed by persons over 15 years of age.

Diabetics and other health conditions?

This product contains maltodextrin, which increases blood sugar levels and is therefore not recommended for diabetics and in case of associated conditions, a personal physician should be consulted.

Are there possible side effects?

The product is usually well tolerated and many users report no side effects. However, it is important to understand that each person reacts differently to dietary supplements. Consult a nutritionist or doctor before use, especially if you have any health problems or are taking medication.

Advice from our experts in addition to eating the product?

1. regular physical activity 2. balanced diet 3. quality sleep 4. adequate hydration

Is the product suitable for both women and men?

Yes, the product is suitable for women and men.

Is the product suitable for people with high blood pressure and thyroid problems?

This product is intended for use by everyone, but in the case of existing medical conditions or medication, we recommend that individuals consult their personal physician before use.

Product not well mixed, lumps, contents floating on water?

Clumps are a perfectly normal occurrence in a powdered product that absorbs moisture. Floating contents are insoluble plants which do not affect the quality of the product. If the contents do not dissolve in water and/or bother you, you can remove them and they can also be eaten.

Meet our development experts

We are proud to have in our team only top experts in the fields of nutrition and natural formulations, who guarantee the development and exceptional quality of our products. With exceptional dedication, they lead studies and research and collaborate with external laboratories, inspection bodies and other experts to ensure the highest quality and safety of our products. Thanks to their rich experience and recognized expertise in the industry, our experts strive to offer customers the most innovative products, thereby helping to maintain our position among the leading companies in the field of nutrition and dietary supplements.

  • Meta Bizjak Meta Bizjak Nutrition engineer
  • Pia Fistrović Pia Fistrović Food science and nutrition engineer

#WeAreNature

“Dedicated to bringing the most natural products into your home”

For more than 16 years, Nature's Finest has been dedicated to providing natural solutions for everyone who wants to overcome the challenges and discomforts associated with their lifestyle. We use only natural ingredients, produced traditionally, without additives or unnecessary processing. Whenever possible, we choose organically grown ingredients certified to SI-EKO-001.