Vitamin B12 - B12 is a vitamin required for red blood cell formation, neurological function, and DNA synthesis, so it is pretty important. Unfortunately, it is almost exclusively comes from animal products, so vegetarians might not get as much of it as they need. Vegans definitely will not. Interestingly, vitamin B12 is actually made by animals’ gut bacteria, so you can find vegan-friendly sources. Also interestingly, your body can store B12 for as long as 3 to 5 years before you become deficient, so it may take a while before symptoms show up.
“I was 18 years old and 230 pounds. I was unhappy and realized after my freshman year of college that I needed to change my lifestyle. I come from a family of marathoners, but in 2012 when I told everyone I wanted to run my first marathon, I was told I couldn’t and wouldn’t do it—by family, friends, and even professors in front of my whole class. I took that adversity and have run the Marine Corps Marathon five years in a row, competed in six half marathons, and lost 83 pounds along the way.”
Reading ingredient labels is also important. You should know what’s in the food that you put into your body! Those following a vegan or vegetarian diet are used to checking ingredient labels to make sure that they’re not unknowingly consuming an animal product or byproduct. When on the keto diet, you have to look out for food that contains sugar and flours. They can interfere with ketosis. “Don’t consume any added sugar from desserts, juice or soft drinks, grains, beans or legumes. Instead of consuming sugar or even honey, try using stevia extract or monk fruit to sweeten meals,” says Dr. Axe. “Even starchy veggies like sweet potatoes, butternut squash, and beets provide carbs that can interfere with ketosis. These should be avoided or [eaten] in very small amounts.”
To prove to yourself that you are making progress—even when your weight stays the same—Dulan recommends doing a jeans test. Find a pair you’re aiming to squeeze into, and see how your body feels in them. As you clean up your diet and clock more sweat sessions, you’ll likely notice a gap between your belly and jeans because your body is becoming leaner—even if that isn’t immediately obvious when you step on the scale.
This way of consuming is hard to stay with because it combines two restrictive diets. Mass believes the dangers outweigh the advantages. But if making a decision to attempt it, Mass cautions to technique the food regimen cautiously, preferably below the guidance of a certified registered dietitian who will let you select your ingredients strategically and ensure you are supplementing the weight loss program in which wanted. Mass also shows lowering your carb intake regularly instead of going complete-blown vegetarian keto overnight so you don’t completely surprise your device. Finally "fake" weight loss results aren't just a problem of water fasting. Most quick weight loss diets on the market today take advantage of this as well.