05 - Dietary Choices: How to Eat Right Without Going Hungry?
Hello, welcome to "Scientific Weight Loss Course". I'm Jessica.
In the last lesson, we learned how to create an energy deficit. But
when it comes to specific daily meals, we face new challenges.
Chinese people have so many dietary choices every day - rice or
noodles? Hot pot or barbecue? Even for the same fish, should it be
steamed or braised? The differences are significant.
Are they all healthy? Can we eat them while losing weight? How should
we arrange weight loss meals to be both filling and healthy and
delicious? This is what we'll solve in this lesson.
If the last lesson was about how to eat right, this lesson explores how
to eat well.
Four Principles for Food Selection
Under the premise of creating an energy deficit, various weight loss
institutions have their own approaches to meal planning. Some directly
deliver nutritional meals, some eliminate carbohydrates, and others
have extreme recipes like "one pound of green leafy vegetables every
evening"...
But most of these are temporary, while life is lasting and colorful.
Without forming your own stable eating pattern, the weight you lose
might "vanish into thin air". So only by teaching you the method of
meal planning can you truly learn to adjust your diet.
The method is actually simple - just four words: learn to be picky
about food. Yes, Dr. Jessica tells you to be picky about food. Because the
process of being picky is the process of selection and combination.
Once you learn to be picky about food, you learn the scientific
combination of foods.
How to be picky about food? I've summarized four golden principles for
you. Above these principles, you have complete freedom to eat however
Principle 1: The less processed the ingredients, the better.
For main meals, it's best not to eat heavily processed finished foods.
Choose fresh ingredients and cook them simply. Cold mixing, steaming,
and boiling are all good, paired with small chili peppers, soy sauce,
or mustard, drizzled with some oil - sesame oil, olive oil, oyster
sauce, or Sichuan pepper oil - all work. It's that simple.
If you really want to cook? Remember one thing - hot pot is better
than stir-frying, stir-frying is better than pan-frying, and pan-frying
is better than deep-frying. Yes, hot pot is what I recommend.
However, don't choose beef tallow for the broth base, and don't use
sesame paste for dipping sauce, as they contain a lot of fat, which is
not conducive to weight loss.
As for snacks and beverages, whether it's chips and cookies from the
supermarket, or desserts from cake shops and milk tea from tea shops,
almost all are weight loss traps. You might think, I'll eat some
low-energy snacks, like dried fruit, preserved plums, or yogurt - that
should be fine, right? Sorry, no. Fresh plums indeed don't have much
energy, but when pickled into preserved plums, 1/3 sugar is added; a
150ml cup of flavored yogurt also contains 1/3 sugar; when fruit is
dried, its energy density increases several times.
Of course, processed foods aren't completely off-limits, but remember
to check the labels. In the ingredient list, besides the food
ingredients themselves, the fewer additives, the better. For example,
with nuts, those with only nuts in the ingredient list are good, but if
there's a long list of sugar, cream, salt, etc. after nuts, don't
choose them.
Many people might say that less processed foods are healthy but don't
taste good - eating them daily would be too bland, right? But actually,
processed foods taste good not because they're truly delicious, but
because our taste buds are covered by layers of complex, rich flavors,
unable to perceive pure, authentic taste. As mentioned in "Caigentan":
"True flavor is bland, the sage is ordinary". Trust me, if you stick to
fresh ingredients for 21 days, your taste buds will gradually recover.
Not only will you appreciate the deliciousness of fresh ingredients,
but you'll also find heavily processed foods with many additives
increasingly hard to swallow.
Principle 2: The more complete the food, the better.
This refers to various vegetables, fruits, and grains. It's simple -
for vegetables and fruits, don't peel if you don't have to, don't juice
if you don't have to; for grains - various coarse grains, wheat, rice -
keep them coarse rather than refined. The more complete the whole grain
remains, like whole wheat and brown rice, the more beneficial for
weight loss.
Because these complete foods contain rich fiber. As mentioned before,
fiber cannot be absorbed by the human body, but it can fill the stomach
and reduce hunger. Moreover, complete foods retain nutrients to the
maximum extent, especially vitamins and trace elements that are most
easily lacking during weight loss. Eating this way is both filling and
healthy.
Principle 3: Choose natural unsaturated fats.
Plants and marine animals on Earth don't need to store fat to resist
cold, so nature gave them unsaturated fatty acids that are not easily
stored, while leaving saturated fatty acids that are easily solidified
and stored to land animals. So, as long as we consume saturated fatty
acids that aren't burned off, they'll basically be stored in the body;
while unsaturated fats can't be accumulated. During weight loss, the
higher the proportion of unsaturated fatty acids in the fats we
consume, the better the weight loss effect.
Where to find unsaturated fatty acids? Of course, from various plants
and marine animals. Except for coconut oil and palm oil, almost all
oil-producing plants work. Olive oil, rapeseed oil, flaxseed oil,
sunflower oil, corn oil - all are fine. Don't use too high
temperatures; don't wait until the oil smokes before adding vegetables.
When temperature is too high, not only do unsaturated fatty acids
disappear, but carcinogens might also be produced.
Nuts are also good - pistachios, walnuts, pecans, pine nuts, cashews,
almonds - all work, one handful per day. Measure with your own palm - a
flat handful is just right, don't eat too much.
For fish, prefer deep-sea fish, though freshwater fish are also fine.
It's recommended to eat fish at least twice a week.
Note: absolutely do not eat artificial trans fatty acids - don't even
touch them. Because trans fatty acids have three intolerable harmful
effects: first, they adhere to blood vessels, increasing the
probability of cardiovascular and cerebrovascular diseases by 50%;
second, they adhere to visceral fat, increasing abdominal obesity;
third, no matter how much you exercise or eat less, they still
accumulate in the body and are very difficult to metabolize.
So in 2018, the World Health Organization formally proposed requiring
the global food industry to eliminate trans fatty acid additives within
5 years. But these trans fatty acids still frequently appear in
processed foods like cakes, bread, cookies, ice cream, and fried foods.
If you can't avoid all of them, what to do? The old method - check food
labels. The fat section of food labels will indicate trans fatty acid
content. If it's not zero, don't buy it.
Principle 4: The purer the protein, the better.
Protein is very filling, so it's recommended to supplement more during
weight loss - at least 1 gram per kilogram of body weight daily, and
1.5 grams would be even better. That means if you weigh 60 kilograms,
reaching 90 grams of protein daily would be better.
However, foods with protein usually also contain considerable fat. How
to choose? I'll give you a trick - if you can choose what swims in
water, don't choose what flies in the sky; if you can choose what flies
in the sky, don't choose what runs on land; if you can choose what runs
on land, don't choose what can barely run.
More simply, I recommend ten types of meat you can choose during weight
loss - fish, shrimp, pigeon, rabbit, chicken breast, duck breast,
donkey meat, lean beef, lean mutton, pork hind leg, and pork chop.
Of course, you can also choose soy products, which are plant proteins.
To summarize simply: first, the less processed, the better; second, the
more complete the food, the better; third, choose natural unsaturated
fats; fourth, the purer the protein, the better. Following these four
principles, as long as you maintain a daily energy deficit of 500-750
calories, you can mix and match freely and still gradually lose weight.
How to Arrange Three Daily Meals
After discussing the four principles for food selection, let's talk
about arranging three daily meals. For three daily meals, remember just
two points -
First, you must eat breakfast. Science has found that skipping
breakfast means weight gain.
Second, dinner should not be later than 9 PM. Set an alarm, and
brush your teeth at 8 PM. After brushing teeth, the urge to eat will
greatly decrease.
As for other things, like whether to eat three, six, or nine meals a
day; how to distribute energy among breakfast, lunch, and dinner;
whether to eat fast or slow - none of these affect weight loss. As long
as there's an energy deficit, arrange freely.
Combination and Selection for Each Meal
For specific meals, how do you proportion vegetables, meat, and rice
above the principles?
I recommend buying a divided plate. Search online for "four-compartment
plate" - they're everywhere. It has four sections, and you can arrange
according to the 2-1-1 principle.
What's the 2-1-1 principle? Fill half the plate with vegetables and
fruits - you can pile them up, about half a pound of various colored
vegetables plus 4 liang of fruit; of the remaining half space, 1/2 goes
to meat - spread it out in one layer, about 2 liang of lean meat, plus
1 liang of tofu; finally, 1/2 goes to whole grain staples, about 3
liang. Brown rice, whole wheat noodles, potatoes, yam, pumpkin, corn -
all count here.
This way, you've eaten nearly 1.5 pounds of food and will feel very
satisfied, greatly increasing the possibility of long-term adherence.
This is currently the most recommended dietary ratio worldwide,
effective not only for weight loss but also for preventing "three
highs", cardiovascular diseases, and tumors.
With the plate model, you can customize your own exclusive menu.
For example, if you don't want to eat so many staples and want to
replace them with lean meat, no problem. As mentioned before,
carbohydrates and proteins release similar energy and can be exchanged
equally. If you don't want tofu and lean meat but want half-fat,
half-lean meat, that's fine - just discount it, changing 3 liang to 2
liang.
If you really can't feel full at first, you can add a little meat and
reduce staples accordingly. After 2 weeks, when your body adapts, try
adding more vegetables and reducing staples.
See, it's all very flexible.
Key Points
1. Four principles for food selection: less processing, complete foods,
natural unsaturated fats, pure protein.
2. Cooking methods: hot pot is better than stir-frying, stir-frying is
better than pan-frying, pan-frying is better than deep-frying. However,
don't choose beef tallow for hot pot base, and don't use sesame paste
for dipping.
3. Remember two points for three daily meals: eat breakfast, don't have
dinner after 9 PM.
4. Meal arrangement: half the plate for vegetables and fruits,
remaining 1/2 for staples, 1/2 for lean meat and soy products.
5. Don't even touch snacks with trans fatty acids listed on food
labels.
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