Therefore the combustion enthalpy (∆H) of each fuel is an important factor in the energy it can provide to the cell. When expressed as the energy per 2 carbons in the molecule, ketones (BHB) have a higher combustion enthalpy (∆H) than pyruvate, lactate and glucose (see table). This means that the amount of energy that could possibly be transferred to ATP is higher than for those other substrates:
The keto diet revolves around eating foods that are high in natural fats, consuming only moderate protein and severely restricting the number of carbs eaten each day. Even if you don’t have much weight to lose, entering into a state of ketosis can be helpful for other reasons — such as for improved energy levels, mental capabilities and mood stabilization.
The last issue is your consumption of “residual” carbohydrates—the carbs you’re not even aware you’re eating, like those in nuts and meal-replacement shakes. It’s OK to have some nuts, but you should rely more on other fat sources that are carb-free like oils and cheeses. Remember that meal replacement shakes and protein shakes are not the same. The typical meal-replacement powder contains up to half your day’s intake of carbs. Instead, opt for a scoop of regular protein powder after your workout. Make these changes and you’ll see your six-pack soon enough.
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If someone has already had a heart attack, their LDL ("bad") cholesterol should be reduced below 70mg/dl. A person who has diabetes has a heart attack risk equivalent to that of someone who has already one and so should be treated in the same way. If you have metabolic syndrome, a detailed discussion about lipid therapy is needed between you and your doctor, as each individual is unique.
Also that’s absolutely wrong information about microwaves. Breast milk is not microwaved because of the uneven heating which can cause ‘hot spots’ which will lead to your baby’s mouth being burned. It does nothing to the nutrition of the milk itself or the proteins. There is a lot of fear mongering about microwaves and most people don’t understand the basic principle of how it works. It’s like people who blindly say there are ‘chemicals’ in food not realizing that everything is a chemical compound, even drinking water. So don’t worry 🙂
Nutritional ketosis may initiate bioenergetic and mitohormetic signaling through an increase in catecholamines or adiponectin, a decrease in insulin or glycogen, or an increase in β-oxidation that leads to an increase in mitochondrial reactive oxygen species (mtROS) or NAD+. This leads to further signaling involving AMP-activated protein kinase (AMPK), silent mating type information regulation 2 homologue 1 (SIRT1), peroxisome proliferator-activated receptor γ coactivator 1α (PGC-1α), forkhead box O 3a (FOXO3a), and nuclear factor erythroid-derived 2-like 2 (NFE2L2), ultimately leading to transcription of genes related to oxidative capacity, mitochondrial uncoupling, and antioxidant defense. These adaptations collectively contribute to resistance against oxidative stress. Other proteins involved include liver kinase B1 (LKB1), which activates AMPK; nicotinamide phosphoribosyltransferase (NAMPT), which facilitates SIRT1 activation through NAD+ synthesis; and nuclear respiratory factors 1 and 2 (NRF-1 and NRF-2) and mitochondrial transcription factor A (TFAM), which promote mitochondrial biogenesis.
Another process also happens during ketosis that helps keep your body energized, and it’s called gluconeogenesis. This occurs when glycerol (created during beta-oxidation) get’s converted into glucose that your body can use for energy. Protein in your diet can also be converted to glucose in small amounts. So as you can see, essentially your body is able to create its own source of necessary glucose without getting it from carbohydrate foods. The human body is very efficient, and it knows just how to convert other macronutrients (protein and fat) into useable molecules that can be dispersed throughout the body as needed.