You’ll usually feed an adult dog about 2–3% of their ideal body weight in food per day, split into 2 meals, then adjust based on body condition, age, and activity level.

Because your question is a bit broad, I’ll give you a practical “quick scoop” style guide you can adapt to your own dog.

Quick Scoop: Fast Rules

  • Adult dogs: about 2–3% of ideal body weight per day (all food combined).
  • Puppies: roughly 5–8% of body weight per day, divided into 3–4 meals.
  • Small, active dogs often need a bit more per kilogram than large, couch‑potato dogs.
  • Always cross‑check with the feeding chart on your specific food bag and adjust if your dog is getting chubby or too lean.

Simple weight‑based starting points (adult dogs)

These rough daily totals assume healthy adults at a normal activity level.

  • Small dogs under 10 kg: about 150–300 g of food per day.
  • Medium dogs 10–25 kg: about 300–750 g per day.
  • Large dogs 25 kg+: about 750–1,500 g per day.

For dry kibble, many charts convert that to cups. For example, a dog around 10–20 lb (4.5–9 kg) might eat about 1–1.75 cups of kibble per day, while a 50 lb (23 kg) dog might eat around 3–3.5 cups, depending on the formula.

Mini Sections: What Changes the Amount?

1. Age

  • Puppies: Need more calories per pound; many guides suggest 5–8% of body weight per day split into 3–4 meals.
  • Adults: Usually fine on 2–3% of ideal body weight, 2 meals a day.
  • Seniors: Often need fewer calories unless they’re very active or have special medical diets.

2. Activity level and body condition

  • Very active or working dogs may need more than chart suggestions.
  • Couch‑potato dogs often need less than the bag says to avoid weight gain.
  • Use the “rib check”: you should feel ribs easily under a thin layer of fat, but not see all the ribs from a distance.

3. Food type (wet vs dry, calorie density)

  • Wet food is heavier and less calorie‑dense; typical guides suggest around 30–40 g of wet food per kg of body weight for a medium adult.
  • Dry food amounts vary a lot by brand; one brand may recommend 2 cups for a 40 lb dog, another 3 cups, depending on calories per cup.
  • Always look for “kcal per cup” or “kcal per kg” on the label and use the brand’s own chart as your first reference.

Tiny “Forum‑Style” Reality Check

Many owners end up feeding a bit less than the bag suggests because their dogs gain weight on the default chart amounts, especially if they’re not super active.

A common pattern you’ll see in online discussions is: start at the bag guideline, watch your dog for 2–4 weeks, then adjust up or down by about 10–15% until your dog’s waist and ribs look right.

How to Dial It in for Your Dog

  1. Find your dog’s current and ideal weight (vet can help with “ideal”).
  2. Start with 2–3% of ideal body weight per day (adults) or 5–8% (puppies).
  1. Compare that to the amount recommended on your specific food’s chart and pick a number in that range.
  1. Feed that amount consistently for 2 weeks.
  2. Re‑check body condition (ribs and waist) and energy level.
  3. Adjust by 10–15% up or down if they’re losing or gaining too much.

Quick HTML Table: Example Daily Dry Food (Adults)

Here’s an example style of portion table for dry food, based on typical feeding charts; always swap in your own brand’s numbers.

html

<table>
  <thead>
    <tr>
      <th>Dog weight (kg)</th>
      <th>Approx. daily dry food</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>5 kg</td>
      <td>50–70 g dry food per day[web:3]</td>
    </tr>
    <tr>
      <td>10 kg</td>
      <td>100–140 g per day[web:3]</td>
    </tr>
    <tr>
      <td>15 kg</td>
      <td>150–210 g per day[web:3]</td>
    </tr>
    <tr>
      <td>20 kg</td>
      <td>200–280 g per day[web:3]</td>
    </tr>
    <tr>
      <td>25 kg</td>
      <td>250–350 g per day[web:3]</td>
    </tr>
    <tr>
      <td>30 kg</td>
      <td>300–420 g per day[web:3]</td>
    </tr>
  </tbody>
</table>

SEO Bits & Final Note

  • Focus phrase: how much food should i feed my dog appears in the key guidance and throughout, matching current online FAQs and feeding guides.
  • This topic stays “evergreen” but you’ll see new charts and videos through 2025–2026, especially emphasizing body condition over strict chart numbers.

TL;DR: Start with 2–3% of your dog’s ideal body weight per day (more for puppies), split into 2–3 meals, use your food’s label as a guide, and fine‑tune based on your dog’s ribs, waist, and energy.

Information gathered from public forums or data available on the internet and portrayed here.