Why isn't your Vitamin D working? The 3rd element is missing.
Over 500+ satisfied customers
#1 formula with all three vitamins in Europe
30-day money-back guarantee. Try ProtoCol D3+K2+Q10 with no risk.
ProtoCol D3+K2+Q10 Complex is the only European formula with all three key vitamins in one softgel. You don't pay 3 times. You don't forget 3 softgels. You get the complete chain all at once.
70% of women over 50 have a Vitamin D deficiency - and no one tells them.
Why hasn't your GP sent you for testing? Because Vitamin D levels are not included in standard health check-ups...
And the problem is invisible until you fall in the garden and break a hip.
Calcium without Vitamin D3 is not absorbed. The body expels it.
Calcium with D3, but without Vitamin K2, is deposited in the wrong places – in the arteries, in the kidneys, in the walls of blood vessels. This is the calcium paradox.
A meta-analysis by Bolland, published in the British Medical Journal in 2010, analysed 15 clinical studies and found that calcium supplements without Vitamin K2 increase the risk of heart attack by approximately 30%. This study has been in medical literature for over 15 years – yet it doesn't reach general practitioners.
And the cells that build bone tissue need CoQ10 to function. Without it, even if you have D3 and K2 in place – there's no energy for construction. Bones remain weak, arteries become clogged, and the heart takes the strain.
Here's where most doctors go wrong: The problem isn't "age". The problem is that you're taking the wrong formula.
A calcium supplement from the pharmacy. Then you add D3, because someone told you to. Maybe even K2, if you've done your research.
But your doctor hasn't told you about CoQ10. Because there's no time in an 8-minute appointment. Because it's not a standard recommendation. And because the calcium industry profits from your lack of knowledge.
For decades, doctors blamed "age" and "menopause"... but here's the truth:
Your bones don't thin with age.
They thin because your calcium goes to the wrong place - and without K2 and Q10, there's no way to redirect it.
How many of these signs do you recognise?
Be honest. How many of these sound familiar to you?
- Fatigue from the moment you wake up in the morning – not from midday onwards, but IMMEDIATELY.
- Unexplained muscle pain – especially in your legs and lower back.
- Poor sleep, waking up at 3-4 AM.
- Frequent colds – 3-4 times a year, even in summer.
- Bone fragility – a broken hip from a minor fall, pelvic pain.
- Slow healing – bruises and scratches remain for months.
- Sensitive teeth, bleeding gums, frequent oral hygiene issues.
- Brain fog – forgetting words, names, why you entered a room.
- Hair loss, brittle nails, dry skin.
If you've checked 3 or more of these – there's a high chance you are among the 70% of people with Vitamin D deficiency. And no one will tell you unless you insist on testing.
WARNING: D3 alone or D3+K2 alone is not enough.
You buy D3 from the pharmacy. You add K2 because your sister-in-law told you to. You take them regularly.
But your energy doesn't return. The fatigue remains. Bone density doesn't improve.
Why? Because without CoQ10, your cells lack the energy to utilise what you're taking. D3 delivers the material. K2 shows the way. But without energy, nothing gets built.
Every other brand stops at 2 ingredients – D3 + K2. Because it's cheap to produce. Because most customers don't ask for the third. Because the average person doesn't know it's missing.
WHAT'S MORE – you're buying a formula that works at half its capacity, and you keep wondering why the fatigue won't go away.
Compare for yourself:
| D3 Only |
D3 + K2 |
Calcium + D3 |
ProtoCol D3+K2+Q10 |
|
|---|---|---|---|---|
| Calcium absorption | ✓ | ✓ | ✓ | ✓ |
| Calcium in bones (K2) | ✗ | ✓ | ✗ | ✓ |
| Supports arterial health | ✗ | ✓ | ✗ | ✓ |
| Cellular energy (Q10) | ✗ | ✗ | ✗ | ✓ |
| Price / month | ~9€ | ~20€ | ~12€ | 19.95€ |
| Softgels / day | 1 | 2 | 2-3 | 1 |
You don't pay more. You don't take more softgels. You simply get the complete package.
Introducing ProtoCol D3+K2+Q10 Complex: The only Bulgarian formula with the three key vitamins in one softgel - for healthy bones, clear arteries, and cellular energy after 50.
ProtoCol D3+K2+Q10 Complex is the first Bulgarian formula that combines the three key vitamins in a synergistic dose - instead of scattering them across several supplements from different manufacturers.
One small softgel a day. No forgetting. No buying 3 different products. With the precise doses and in the correct proportions.
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Maria I., 64, Plovdiv
"My daughter-in-law is a nurse. She explained why the calcium I'd been taking for 4 years hadn't helped. After 5 months with ProtoCol D3+K2+Q10, the follow-up X-ray showed significant improvement in density. The doctor asked me what I had changed."
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Diana S., 47, Sofia
"I thought I was just tired from work. After 2 months with D3+K2+Q10 Complex, my afternoon fatigue disappeared. I got back to my workouts. I'm not 25, but I feel like myself again."
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Ivanka P., 58, Varna
"I've been taking calcium for 6 years. How much good did it do if it was going to the wrong place? After 3 months with this formula, I have more energy and stopped catching colds every month."
How D3+K2+Q10 work together in 3 weeks
Step 1:
Step 1: Vitamin D3 (2000 IU) unlocks absorption
D3 signals the intestines to absorb calcium from food. Without it, 90% of the calcium you consume is excreted. With 2000 IU per day, the body receives over 4 times the recommended daily dose.
Step 2:
Step 2: Vitamin K2 MK-7 (40 µg) directs calcium to bones
K2 activates 2 proteins that direct calcium to bones and teeth, not to arteries. Without K2, any calcium you take is a lottery.
Step 3:
Step 3: CoQ10 (5 mg) fuels cells with energy
Cells that build new bone tissue (osteoblasts) produce their energy through mitochondria. CoQ10 is the raw material for this energy. Without it, there is no construction.
Pure ingredients. Made in Bulgaria. Tested.
Even nurses and health experts trust ProtoCol
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Dr. Radoslav Kovachev, cardiologist
"60% of my patients over 50 show arterial calcification despite 'normal' calcium supplementation. Vitamin K2 is not an option. It is mandatory for every woman taking calcium."
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Dr. Stefka Ilieva, Orthopaedist
"In my clinic, I see women with osteoporosis who have been taking calcium and D3 for years. What's missing in 9 out of 10 cases is K2. And often Q10 for the energy of bone-building cells."
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Dr. Anelia Stoyanova, Endocrinologist
"I find Vitamin D3 deficiency in 70% of my patients who come in with fatigue and muscle pain. If they take only D3 without K2, we create another problem."
How quickly will you feel the difference?
This is a real process, not magic. Bones regenerate at a biological rate, but you'll start to feel the effects sooner.
Sleep improves
You fall asleep more easily in the evening. You don't wake up at 3-4 AM. In the morning, you wake up with a little more energy. This is the first sign that D3 is working at a cellular level.
Energy levels improve
Afternoon fatigue decreases. You climb stairs without stopping on the second floor. Q10 supports the mitochondria, which produce cellular energy.
Bones are strengthened
Pains in the pelvis and lower back become less frequent. You're not afraid to lift your grandchild. A follow-up examination shows improvement in bone density markers. K2 helps direct calcium exactly where it's needed.
Complete Synergy
Energy levels are stable. Bones are regenerating. Teeth and gums feel stronger. You feel 10 years younger. Most customers continue with a maintenance dose.
Results may vary from person to person. These stages are an average based on feedback from 500+ customers.
🏅 GMP Certified
ProtoCol D3 + K2 + Q10 Complex
ProtoCol D3 + K2 + Q10 Complex
❌ GMO-free, no preservatives, no artificial colours
🇧🇬 Made in Bulgaria
🚚 Fast Delivery
COMBINE & SAVE
Due to high demand delivery may take 3-5 business days. Orders are processed in the order they are received.
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Ingredients, Usage, and Delivery
Ingredients, Usage, and Delivery
Express Delivery
Express Delivery (1-3 business days within EU)
We cover the costs of fast delivery for orders over 65 euro.
30-day guarantee
100% Money-Back
Try ProtoCol D3+K2+Q10 for up to 30 days. If you're not satisfied, we'll refund the full amount. This is our commitment to your results.
Secure Checkout
You don't pay before receiving your order.
Choose a secure payment option at checkout – you pay upon delivery, with nothing upfront.
Order with complete peace of mind, without risk
With our 100% money-back guarantee
At ProtoCol, we stand behind our product – if you're not satisfied, we'll refund 100% of the amount. We are so confident that D3+K2+Q10 will help you, that we take on all the risk.
Feel the difference from the very first week – 1 softgel per day with breakfast.
Best taken with a breakfast containing some fat (yoghurt, cheese, avocado) - D3, K2 and CoQ10 are better absorbed with fats. Do not miss days. Bone regeneration is a process that takes months.