It answers the question quite well.While trawling through reports when looking for the Cambridge study discussed above, Icam across the following meta study published in the BMJ in 2015. It compares Saturated fats vs transfats as primary review. It references the Cambridge study, and reaches similar conclusions. But it does add some new insight.
http://www.bmj.com/content/351/bmj.h3978
First conclusion- trans fats are a very definite no-no. Never.
Second conclusion saturated fats can be viewe as two different classes. Even chain SFA's such as those derived from animal meat and processed meats are the bad guys, and still have a bad track record. Odd chain SFA's from dairy and fish are the good guys and do not have many adverse effects on mortality or T2 diabetes. The study notes the same inconsistency over MUFA's and explain that this may be due to some cohort studies including transfats or carb substitutes under the MUFA label. I find this report to be quite believable, as it reinforces the advice given for the LCHF choices of fat sources without opening the floodgates to all SFA's.
This has been an interesting discussion, but does not actually answer the OP query regarding cholesterol.
A high HDL and low triglycerides without cholesterol meds is all you need.Anyone had a look at this interesting study of CETP inhibitor, evacetrapib or have the details?
http://www.nytimes.com/2016/04/04/h...-drug-has-no-benefits.html?smid=tw-share&_r=0
Seems to do all the right stuff for cholesterol except changing the end-points...so that bags the question...do we really know what is good cholesterol numbers? Does it really matter?
A supporter of Ancel Keys and his work would say YES. I , having now seen at least 3 seperate recent studies that show that lowering cholesterol has no effect on morbidity (i.e Atorvastatin gives us less than 1 day prolongation of life for every year we take it, if you work the figures out.) then I say Probably Not. In the blue corner we have Killer Cholesterol, and in the red corner we have Meta Study. Box clean.Anyone had a look at this interesting study of CETP inhibitor, evacetrapib or have the details?
http://www.nytimes.com/2016/04/04/h...-drug-has-no-benefits.html?smid=tw-share&_r=0
http://www.eurekalert.org/pub_releases/2016-04/cc-eic033116.php
"Those receiving evacetrapib saw their LDL cholesterol levels reduced by 37 percent and their HDL levels increased by 130 percent. Still, the improvements in cholesterol did not result in any reduction in the occurrence of cardiovascular death, heart attack, stroke, coronary artery bypass surgery or hospitalization for chest pain due to unstable angina."
Seems to do all the right stuff for cholesterol except changing the end-points...so that bags the question...do we really know what is good cholesterol numbers? Does it really matter?
Good Question. I think the LCHF mantra requires us to run it in ketosis mode to burn up the increased fat. If like me you do lower carb and not LOW carb, then I suspect that I will a) put on weight, and b) possibly not get the low trigs. But I have no proof yet. It will also maybe depend on how much HF is consumed, and how much of that is saturated fat. As ever, too much protein might also prevent ketosis mode.Is it possible to get high trigs on a low carb diet?
Good Question. I think the LCHF mantra requires us to run it in ketosis mode to burn up the increased fat. If like me you do lower carb and not LOW carb, then I suspect that I will a) put on weight, and b) possibly not get the low trigs. But I have no proof yet. It will also maybe depend on how much HF is consumed, and how much of that is saturated fat. As ever, too much protein might also prevent ketosis mode.
Trigs are the actual fat content that the LDL and HDL transport around thebody. Trigs are like the parcels in the parcel post van. They can come from stored fat or ingested fat, but are not directly related to carbs. What I 6hink is confusing you is the Sikaris video (et al) where he talks about damage occurring through collisions between LDL, or VLDL and the glucogen giving rise to small dense LDL which is the dangerous bit that clogs the arteries. Because sdLDL is damaged it does not get cleaned up and excreted, so it remains in the blood and sticks to the arterial walls. It is this damaged LDL that the trig test is picking up. Normally LDL and HDL get used up and get returned to the liver to get the next load of fat for delivery. In ketosis, glucogen levels in the blood is low so fewer collisions occur and less rogue trigs are made.I shall have to look again.
I thought trigs where a product of excess carbs being processed through the bloodstream.
So by definition impossible to have in excess on low carb, not specifically ketosis.
Trigs are the actual fat content that the LDL and HDL transport around thebody. Trigs are like the parcels in the parcel post van. They can come from stored fat or ingested fat, but are not directly related to carbs. What I 6hink is confusing you is the Sikaris video (et al) where he talks about damage occurring through collisions between LDL, or VLDL and the glucogen giving rise to small dense LDL which is the dangerous bit that clogs the arteries. Because sdLDL is damaged it does not get cleaned up and excreted, so it remains in the blood and sticks to the arterial walls. It is this damaged LDL that the trig test is picking up. Normally LDL and HDL get used up and get returned to the liver to get the next load of fat for delivery. In ketosis, glucogen levels in the blood is low so fewer collisions occur and less rogue trigs are made.
Although this paper is dated 2011, the info in it seems to be quite dated.Some of the links I shared in this thread are more recent, and show that our understanding of the endocrine system and lipids is changing.I can't find the paper I read but
https://professional.heart.org/idc/...op/@smd/documents/downloadable/ucm_425988.pdf
Although this paper is dated 2011, the info in it seems to be quite dated.Some of the links I shared in this thread are more recent, and show that our understanding of the endocrine system and lipids is changing.
What you can take as being common ground is that the trig readings need to be reduced in fact below 0.8 mmol/l if possible. The amount of carbs (and protein) need to be reduced since this reduces the creation of rogue LDL by collisions between LDL and glucogen.
Studies have shown that a low carb high fat diet is better at reducing trigs than a low carb low fat diet, A high carb diet is the worst. Note: as pointed out earlier in this thread, saturated fats from animal meat ahould still be avoided, but from dairy and fish it seems to be good.
There are many anecdotal claims that the LCHF diet used on this site will lead to reduced trig levels. Some report slightly higher LDL and HDL levels, but this is not surprising due to more fat parcels being transported and used, and this may be a transient effect as body fat is being used up. Another thread I posted here shows that higher LDL and HDL does not lead to higher risk of death.
Some of the recommendations for reducing trig levels in your report are not really suitable for a diabetic. Such as increasing fruits, but reducing fructose. The impact of protein on blood glucose is not mentioned, and the concentration on carbs does show a misundertanding of basic metabolism.
Smoking is a major factor in damage to LDL leading to increased rogue LDL by oxidation, but only got a one liner mention,
http://www.ncbi.nlm.nih.gov/pubmed/9405898
http://www.ncbi.nlm.nih.gov/pubmed/9405898
OK I can see what is happening here, Kendrick is talking about Palmitic acid, which is a primary constituent of Palm oil. It is an industrial chemical added to low fat milk to supplement Vitamin A. What he should be talking about is the amino acid Palmitoleic acid.
Yes Lipogenesis is indeed a process by which excess carbohydrate is converted into trigs (actually acetyl_CoA) and this provides a higher energy storage mechanism than just glucogen, However, lipogenesis, like the protein equivalent process, requires certain things to be in place. Firstly the normal glycogen storage cells need to be full to bursting. Then you need insulin working. If you are insulin resistant, then this prevents lipogenesis working properly, and so blood sugars do not reduce as they would normally. So this is IMO a problem for morbidly obese people, but if you are controlling your blood sugars and weight , then you should not be reacting to lipogenesis. (This is Step2 in the Kendrick article)
Why do trigs go up when high carbing? Well, then blood system is acting as a storage battery when our fat cells are full. this charges up instead. I would suggest that this is not a good place to be since the LDL / glucogen collision rate is going to be high, leading to more harmful sdLDL particles and potential cardiovascular problems.
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4240601/
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