Q: l-carnitine for energy, does it work?

Possibly: It has been used for fatigue, but not usually a big factor in fatigue treamtents. Overall there are usually better ways to increase energy.

Q: are creatine and l-carnitine worth the cost?

Food is better: Simply put no. It is generally more advantageous to get your nutrients from food rather than an isolated supplement.

Q: which is better? l-carnitine or acetyl-l-carnitine?

Synonyms: Acetyl-l-carnitine and l-carnitine are synonyms for the same substance, but you want to make sure to have the "l" form and not the "d". Make sure the producer specifies this, as well as any % content of "d" impurities. In humans it's synthesized in liver, kidney, and brain from lysine and methionine and actively transported to other areas of the body -- 98% in skeletal and heart muscle.

Q: what is the hci mean in the "acetyl l-carnitine hci" ?

HCL: HCL means hydrochloride which is a hydrogen and chlorine atom on the molecule

Q: side effects of taking l-carnitine and melatonin?

Limited: Carnitine has been proposed as a treatment for many conditions because it acts as an antioxidant -- but it has never been proven scientifically to be helpful. Melatonin can cause fatigue and is given to help people sleep.

Q: is l-carnitine a fat burner or it only is a fake?

Fake Products: Nope. It is not a real product that will lead to any real or lasting weight loss.

Q: i want to take l.carnitine capsules but i want to be sure it's safe for me to take it beacuse i have hypothyroidism?

Hypothyroidism: is not a CONTRAINDICATION for taking Carnitine...HOWEVER it is probably not of any use in normal individuals! My Opinion only Dr Z

Q: will l-carnitine speed up weight loss?

Yes it helps: There are no great controlled studies, but animal studies do show success. The mechanism is l-carnitine is an Amino Acid which helps with fat breakdown. My clients use this supplement along with co-q 10 for energy & a multivitamin which includes green tea. <a href=.

Question 1

does deficiency of vitamin e, zinc, selenium, l-carnitine cause low sperm motality?

Accepted Answer

Low zinc, sel, carn.: There is evidence that zinc, selenium ; l-carnitine can improve sperm motility. Vit e deficiency may cause infertility but does not seem to affect motility. 
See http://www.Truestarhealth.Com/notes/1040005.Html ; 
http://www.Webmd.Com/infertility-and-reproduction/news/20050309/sperm-swim-better-with-carnitine ; http://www.Alive.Com/articles/view/17772/6_ways_to_boost_male_fertility_naturally.

Question 2

what age can you start taking l-carnitine?

Accepted Answer

Teenager: Should be no problem with anyone over age 12, but would not suggest this supplement for children, should just stick with a good multivitamin. <a href=.

Question 3

l-carnitine for energy, does it work?

Accepted Answer

Possibly: It has been used for fatigue, but not usually a big factor in fatigue treamtents.  Overall there are usually better ways to increase energy.

Question 4

are creatine and l-carnitine worth the cost?

Accepted Answer

Food is better: Simply put no. It is generally more advantageous to get your nutrients from food rather than an isolated supplement.

Question 5

which is better?  l-carnitine or acetyl-l-carnitine?

Accepted Answer

Synonyms: Acetyl-l-carnitine and l-carnitine are synonyms for the same substance, but you want to make sure to have the "l" form and not the "d".  Make sure the producer specifies this, as well as any % content of "d" impurities. In humans it's synthesized in  liver, kidney, and brain from lysine and methionine and actively transported to other areas of the body -- 98% in skeletal and heart muscle.

Question 6

what is the hci mean in the "acetyl l-carnitine hci" ?

Accepted Answer

HCL: HCL means hydrochloride which is a hydrogen and chlorine atom on the molecule

Question 7

side effects of taking l-carnitine and melatonin?

Accepted Answer

Limited: Carnitine has been proposed as a treatment for many conditions because it acts as an antioxidant -- but it has never been proven scientifically to be helpful. Melatonin can cause fatigue and is given to help people sleep.

Question 8

is l-carnitine a fat burner or it only is a fake?

Accepted Answer

Fake Products: Nope. It is not a real product that will lead to any real or lasting weight loss.

Question 9

i want to take l.carnitine capsules but i want to be sure it's safe for me to take it beacuse i have hypothyroidism?

Accepted Answer

Hypothyroidism: is not a CONTRAINDICATION for taking Carnitine...HOWEVER it is probably not of any use in normal individuals!

My Opinion only
Dr Z

Question 10

will  l-carnitine speed up weight loss?

Accepted Answer

Yes it helps: There are no great controlled studies, but animal studies do show success.  The mechanism is l-carnitine is an Amino Acid which helps with fat breakdown. My clients use this supplement along with co-q 10 for energy & a multivitamin which includes green tea. <a href=.

Get Virtual Care

For Businesses

About Us

HealthTap Online Primary Care Doctors Accepting New Patients

Doctor answers about:

L carnitine and sperm motility

A member asked:

Does deficiency of vitamin e, zinc, selenium, l-carnitine cause low sperm motality?

A member asked:

What age can you start taking l-carnitine?

A member asked:

L-carnitine for energy, does it work?

A member asked:

Are creatine and l-carnitine worth the cost?

A member asked:

Which is better? l-carnitine or acetyl-l-carnitine?

A member asked:

What is the hci mean in the "acetyl l-carnitine hci" ?

A member asked:

Side effects of taking l-carnitine and melatonin?

A member asked:

Is l-carnitine a fat burner or it only is a fake?

A member asked:

I want to take l.carnitine capsules but i want to be sure it's safe for me to take it beacuse i have hypothyroidism?

A member asked:

Will l-carnitine speed up weight loss?

HealthTap Online Primary Care Doctors Accepting New Patients

Telemedicine

Primary Care

Manage Your Conditions

Women's Health

Children's Health

Men's Health

Senior Health

Wellness, Prevention & Lifestyle

Sexual Health

Mental & Behavioral Health

Travel Medicine

Urgent Care

Didn't find what you're looking for?

More of what we treat

Allergies

Antibiotics

Asthma

High Blood Pressure

Prescriptions

Type 2 Diabetes

For Businesses

Company

Health Content

Join Us

Download HealthTap

Questions?