According to your situation, plain yogurt, high-fiber soda cookies, fruits, etc. They are easy to carry, that is, edible, low in calories and smell, and will not affect others' work, so they are suitable for going to work in the afternoon. The specific effects are as follows.

Efficacy:

1, original yogurt: it protects the stomach, is easy to digest, feels full, is beautiful, and prevents constipation. 72 kcal/100g

2, high-fiber soda biscuits: soda water is weakly alkaline, and the human internal environment is weakly alkaline, which is conducive to acid-base balance. Because soda water can neutralize gastric acid, which is beneficial to nourishing the stomach. Helps to relieve the symptoms of indigestion and constipation. 5 High-fiber soda cookies (35g) have about 98 calories.

3. Fruit: Fruit is not only rich in vitamins, water and minerals, but also contains more fructose and pectin than other foods, which can supplement nutrition for the human body in time. For example:

(1) Apple. 52 kcal/100g

A, lower cholesterol and keep blood sugar stable.

B, anti-cancer, reduce the risk of lung cancer, prevent lead poisoning, proanthocyanidins can prevent colon cancer.

C, improve the respiratory system and lung function, protect the lungs from pollution and smoke.

D, promote gastrointestinal peristalsis, assist the human body to discharge waste smoothly, and reduce the harm of harmful substances to the skin.

E, belonging to alkaline food, eating apples can quickly neutralize excessive acidic substances in the body (including acid produced by exercise (sports food) and acidic metabolites produced by acidic foods such as fish, meat and eggs in the body), and enhance physical strength and disease resistance.

F, increase satiety, eating before meals can reduce food intake and achieve the purpose of losing weight.

(2) grapes. 43 kcal/100g

A, rich in glucose, easy to absorb quickly, has obvious effect on hypoglycemia.

B, glucose, organic acids, amino acids and vitamins in grapes have an exciting effect on brain nerves, and regular consumption is also good for neurasthenia and fatigue.

C. long-term smokers can eat more grapes. Grapes can not only help lung cells to detoxify, but also have expectorant effect, which can alleviate symptoms such as respiratory inflammation and itching caused by smoking.

D, women eat a dozen fresh black grapes or green grapes containing a lot of vitamins every day, which can not only achieve the purpose of losing weight, but also benefit cardiovascular health.

E resveratrol, which is rich in grape skins and grape seeds, is the most important ingredient in grapes and an excellent food for antioxidation.