All about when — not what — you eat 

Health & Fitness
29 Jul 2026 • 12:02 AM MYT
The Manila Times
The Manila Times

One of the longest-running English broadsheets in the Philippines

All about when — not what — you eat 

These days, we obsess over what we eat — keto, low carb, vegan, high protein. But we rarely talk about when we eat. And maybe, that’s the missing piece. 

Our bodies don’t run on a 24/7 buffet schedule — they run on a clock. Doctors call it the circadian rhythm, an internal timer that tells your gut when to digest, when to spike hormones, and when your immune system should rest. Eat against that clock and even the “healthiest” food can work against you.

Think about it. A bowl of rice with chicken at noon fuels you for the afternoon. The same meal at 11 p.m. sits in the stomach, triggers acid reflux and wrecks your sleep. Same food, different timing and different results. 

Chrononutrition or meal timing is real. You see, when and what you eat truly matters for energy, sleep and managing your health. 

Your gut, hormones and immune system work differently in the morning versus night. 

Right food, right time

Morning is for fuel. Metabolism is at its peak. Insulin works best too. 

The time from 7 to 9 a.m. is best for big meals. This is when metabolism is fastest. It is also the time when insulin works best.

The good foods include oatmeal, eggs, banana, yoghurt and bread. What’s bad? Skipping breakfast. This results in low energy and headaches.

Lunchtime is the main event from noon to 2 p.m. Go for chicken, fish, veggies and brown rice. Go for a balanced meal of protein, veggies and carbohydrates. If the meal is too heavy, the result is drowsiness. 

That 4 p.m. slump? That’s not laziness. It’s biology. If you experience hunger pangs at this time, then a morsel of food is in order. The window hours are from 4 to 5 p.m. A light snack of nuts, fruit, yogurt, tea, crackers and sardines can prevent a sugar crash before dinner. This helps prevent headaches from low blood sugar.

At night, a light dinner is suggested between 7 and 8 p.m. The reason being that digestion slows down at night. The recommended foods are soup, veggies, fish and a small portion of carbohydrate. What’s not ideal at night are foods considered heavy, greasy, spicy, salty and creamy. If you eat these foods, then do not wonder why you develop indigestion, gas and mucus. 

Take note. For people with allergies, timing is even more critical. Dairy and cold drinks at night thicken mucus. Anti-inflammatory foods like turmeric, ginger and fish work best at midday when inflammation is naturally high. 

Truth is, we can’t out-supplement bad timing. You can take all the vitamins and probiotics in the world, but if you’re eating pizza at midnight, your gut won’t thank you. 

Health isn’t just about discipline. It’s about rhythm. 

So, maybe the question isn’t just “What should I eat?”

Maybe, it’s also “Is it time to eat?”

Because in health, as in life - timing is everything. 

Affirmation: “I am in sync with my inner clock.”

Love and light. 

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