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Vitamin C 1000 + D3 - 30 caps
1 × 3.87€
Vitamin C 1000 + D3 - 30 caps 
L-Carnitine Fumarate, 855mg – 180 vcaps
65.10€
Quantity discount
| Quantity | 2 | 3 | 4 | 5+ |
|---|---|---|---|---|
| Price | 62.50€ | 61.19€ | 59.24€ | 57.29€ |
10 in stock
Estimated delivery time 5-7 business daysDoctor’s Best – L-Carnitine Fumarate
What is Doctor’s Best L-Carnitine Fumarate?
Doctor’s Best L-Carnitine Fumarate helps the body burn fat for energy and helps maintain a healthy heart and cardiovascular system. L-Carnitine is a nutrient that promotes energy production in cells by transporting fatty acids into the mitochondrion, an intracellular structure that generates metabolic energy in the form of ATP. In this role, L-carnitine helps the body efficiently metabolize fat. Fumarate is a naturally occurring compound in the body. Fumarate serves as an intermediate in the Krebs cycle, a key energy-producing process that takes place in the mitochondrion. Doctor’s Best Carnitine Fumarate is derived from pharmaceutical grade L-carnitine manufactured by a patented, FDA-approved process.
How does it work?
L-carnitine promotes energy production in cells by transporting fatty acids into the mitochondrion. Its primary function is to transfer long-chain fatty acids across the inner mitochondrial membrane. Fatty acid molecules are activated to coenzyme A (CoA) esters in the cytoplasm of the cell, and then esterified to L-carnitine. The combination of a fatty acid molecule and L-carnitine is called “acyl-carnitine.” Much of the body L-carnitine content is stored in the form of acyl-carnitine. The mitochondrion is the cell’s energy-generating furnace. Called an “organelle,” the mitochondrion is a self-contained structure inside the cell. Like all cellular structures, the mitochondrion is surrounded by a membrane. This membrane is an impenetrable barrier to acyl-CoA esters; passage across the membrane requires L-carnitine as a transporter. On the inside of the mitochondrial membrane, the acyl-CoA esters are made available to be metabolized through the process of beta oxidation. One of the key metabolic byproducts of this process is acetyl-CoA, also called “active acetate,” which enters the Krebs cycle (also known as the “citric acid cycle”) to supply fuel for production of ATP, the cell’s primary energy “currency.” L-Carnitine shuttles excess fatty acid residues out of the mitochondrion and in this role is essential for preventing toxic buildup of fatty acids inside the mitochondrion.
| Best before | 2026-11-30 |
|---|---|
| Country of origin |
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11 reviews for L-Carnitine Fumarate, 855mg – 180 vcaps
Only logged in customers who have purchased this product may leave a review.
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Ecosupplements customer (verified owner) –
I’ve been taking it for 3 weeks now and it works. I took almost all kinds of dietary supplements and it didn’t work. However this one works. I learned this from a youtuber, and this was the best supplement he took for his diet. Heard this and started taking it with an herb, CLA 1250, coconut oil. Plus the LCHF diet. In 4 weeks now I have lost weight. I started taking 4 now (usually 2). I weighed 102 kg, now 96 kg. I’m still doing it, and it’s really a small change, but I really like it, and it works really well.
Ecosupplements customer (verified owner) –
If you’re looking for a way to kick-start your weight loss journey, we’ve got you covered: L-Carnitine Fumarate. It helps you turn that pesky fat into usable energy! Grounding yourself in your mitochondrial structures is a surefire way to get moving and shed those extra pounds. And don’t worry – our formula is non-GMO, pesticide-free, and BSE-free, which means it’s the real deal. So forget the crash diets and sweat in the gym – let the power of L-Carnitine Fumarate do all the work for you! Thank you for liking my reviews!
Ecosupplements customer (verified owner) –
My husband has Long Covid and one of the things that came out of a multi-million dollar checkup (hope I’m exaggerating but otherwise his insurance is awesome) is that he has some kind of problem at the mitochondrial or cellular level causing his muscles to fail to get the necessary oxygen (despite the proper functioning of his heart and lungs). Thus, the addition of L-carnitine, creatine and NAD + resveratrol. All three helped his strength and shortness of breath. Three Creatine, one Carnitine and 4-5 NAD+ Resveratrol per day.
Ecosupplements customer (verified owner) –
This was the 1st time I received my products within 6 days every month, I ordered here and everything I received so far was all good and the packaging was amazing, they secure all the products that it doesn’t will not spill.. all of their products were highly recommended and the price is cheaper than here.. the advantage of ordering products was 100% good.. all products quality and size are really good.. thank you Ecosupplements ..
Ecosupplements customer (verified owner) –
Good product . I like sports. I cycle and swim every day and go to the gym in the afternoon. I train 3 hours a day and at the weekend about 90 km on my bike. Since taking L Carnitine I have lost about 5 pounds of body fat and gained muscle. My muscles seem more defined. I look and feel better. I really recommend this product but with exercise and good nutrition. Nothing works alone. You need to practice and combine these 3 things to see the benefits
Ecosupplements customer (verified owner) –
have PCOS and HYPOTHYROIDIA and my energy level is always low. But I thought it helped me get my energy back. I now exercise and go outside as early as 7am and don’t have afternoon depression compared to before. This is beneficial for people with PCOS like me, I have been taking it for almost 3 months now and I am satisfied with the effect. It also helps with weight loss I believe. So if you are thinking of buying this, go for it. I take two capsules before breakfast by the way.
Ecosupplements customer (verified owner) –
During my weight loss journey I added this supplement to my diet L carnitine is a very good choice specially when you want to lose weight and it has helped me a lot it has no bad back -taste, I use it before my workout and it helped me a lot one pill in the morning just before workout RECOMMENDED
Coolhee (verified owner) –
I am taking this daily to support my diet. Works great
Ecosupplements customer (verified owner) –
use it before any sports activity, and I think and hope that it helps to achieve better performance and better results. keep in mind that l-carnitine only works if you use it before training and not when lying down, it’s a booster/helper, not a magic pill. I wanted to improve my results and increase my metabolism, and other healthy lifestyle changes can help achieve my goal
Ecosupplements customer (verified owner) –
with aging it is nice to get a boost in burning body fat. an aid to keep the body in shape even without training or training. I am unsure of the effectiveness as I have just started taking it and including it in my supplements. the tablet has no taste or aftertaste after taking
Ecosupplements customer (verified owner) –
have PCOS and HYPOTHYROIDIA and my energy level is always low. But I thought it helped me get my energy back. I now exercise and go outside as early as 7am and don’t have afternoon depression compared to before. This is beneficial for people with PCOS like me, I have been taking it for almost 3 months now and I am satisfied with the effect. It also helps with weight loss I believe. So if you are thinking of buying this, go for it. I take two capsules before breakfast by the way.