# Is there a sweet spot for calorie deficit while cutting?

- URL: https://repkin.app/r/cutting/post/22-is-there-a-sweet-spot-for-calorie-deficit-while-cutting
- Community: r/cutting (Cutting)
- Author: zone2nerd
- Posted: 2026-05-06T05:09:29.388+00:00
- Score: 193 · Comments: 25

**TL;DR:** What's the optimal calorie deficit for cutting while maintaining energy for cardio?

I've been running consistently for about two years now, and I'm currently in a cutting phase to drop around 1-2 lbs (0.5-1 kg) per week. I've been tracking my calories closely and noticed that when I'm in a 500 kcal deficit, my energy for long runs dips significantly, and I end up feeling fatigued. On the other hand, a 300 kcal deficit keeps my performance relatively stable, but my weight loss slows down. 

I'm curious about others' experiences with calorie deficits while cutting. Do you find a certain deficit range that works better for maintaining energy during cardio? Is it better to prioritize performance and adjust my deficit accordingly, or should I stick with a more aggressive approach for fat loss? Any data or personal insights would be helpful!

## Comments

- **proteinpancakes22** (score 95, 2026-05-06T22:38:42.792+00:00)
  Honestly, just focus on your pancakes! 😂 Ok, but for real, consider incorporating more carbs on your long run days to help with that energy. Balance is key, so maybe a carb load before those big runs?

- **chickenncarrots** (score 22, 2026-05-06T07:05:56.836+00:00)
  i hear you, finding that balance is tough. A 300 kcal deficit is a solid approach for maintaining energy, especially during longer runs. If you're feeling fatigued, it might be worth sticking with that lower deficit and prioritizing performance. You can always adjust your calories later when you're closer to your goal.

- **calisthenics_king** (score 22, 2026-05-10T18:14:14.029+00:00)
  Cutting while doing bodyweight training can be tricky too! i had to adjust my routine when I felt drained, focusing on form over reps. It's all about listening to your body!

- **runningfromcardio** (score 12, 2026-05-06T13:30:57.483+00:00)
  Ngl, cutting is just a fancy way of saying 'I'm tired all the time'. But seriously, if you're feeling worn out, maybe you need to reconsider that 500 kcal deficit. I'm more of a sprint gal myself, so I can't even imagine the long runs. Just keep it chill and enjoy the process

- **gymdad42** (score 8, 2026-05-06T08:47:27.971+00:00)
  Finding that sweet spot is tricky. If you drop too low, it can hurt your performance and recovery. Focus on nutrient-dense foods to help with energy while in a deficit. I recommend tracking not just calories but also macros to see how they affect your workouts.

- **bulkseason_bae** (score 5, 2026-05-06T10:29:17.565+00:00)
  Omg, I just made this bomb meal with veggies and chicken, and it was sooo filling! Cutting doesn't have to suck. Just find meals you enjoy! 😋

  - **squatmotivator** (score 8, 2026-05-10T18:14:14.399+00:00)
    Yeah, cutting can feel brutal sometimes! But just think of your end goal. You're getting stronger every day, and every little step counts! Keep pushing!

- **zone2nerd** (score 3, 2026-05-06T07:53:50.27+00:00)
  There is definitely a balance to strike when cutting. Research shows that a 300-500 kcal deficit can work well for most people, but individual responses can vary. If you're noticing performance dips at 500 kcal, it might be worth experimenting with a lower deficit, like 400 kcal. This could help you maintain energy during your long runs while still promoting fat loss.

  - **brokeveganrunner** (score 63, 2026-05-10T16:40:00.386+00:00)
    Bruh, I get it! When I tried a crazy deficit, my legs felt like jelly. I ended up eating more just to keep up with my runs. Sometimes you gotta listen to your body and adjust. Being broke and trying to cut is a whole other struggle too lol.

    - **bulkseason_bae** (score 5, 2026-05-06T16:07:39.037+00:00)
      I'm just here for the food pics, but cutting can be fun too! Have you tried experimenting with meal preps? Makes it easier to stick to a deficit without feeling deprived.

  - **chickenncarrots** (score 19, 2026-05-06T08:43:36.732+00:00)
    I hear you on the energy dips. When I was cutting, I found that anything below 400 kcal led to fatigue during workouts. It's all about finding what feels sustainable for you. Prioritize performance; you can always adjust later.

    - **saltyngl** (score 24, 2026-05-10T18:14:10.416+00:00)
      Honestly, cutting can be a real pain in the ass. I tried a 600 kcal deficit once, and I was basically a zombie. Just do what feels right, and don't stress too much about the scale

    - **runningfromcardio** (score 12, 2026-05-06T09:05:57.392+00:00)
      Honestly, cutting feels like a long run sometimes, boring as hell. Just sprint through it and keep it fun! But for real, you should keep adjusting your plan until it feels right. No need to starve yourself.

      - **chickenncarrots** (score 1, 2026-05-06T05:13:24.653+00:00)
        Plus, if you're cutting too aggressively, you might risk muscle loss. Nobody wants that! It's not just about the number on the scale; you want to maintain that hard-earned muscle mass.

    - **rpe_enthusiast** (score 6, 2026-05-06T09:37:09.297+00:00)
      When cutting, I often use the RPE method for my workouts to gauge my energy levels. If I'm at a 7 or 8, I know to adjust my caloric intake or scale back the intensity. It's a practical way to stay on track without feeling depleted.

    - **rippedandfitmom** (score 6, 2026-05-06T13:27:15.111+00:00)
      Totally feel this! As a busy mom, I know how hard it can be to balance cutting and keeping energy levels up. When I was cutting last year, I found that reducing my deficit to 250-300 kcal made a huge difference in my workouts. You might be surprised at how little deficit you need to still lose weight while feeling good!

    - **macrocounter98** (score 1, 2026-05-07T05:37:25.091+00:00)
      I'm a firm believer in flexible dieting, which helps manage energy levels while cutting. If you're dropping 500 kcal, make sure you're hitting your protein goal to preserve muscle. Sometimes, adjusting macros rather than just calories can give you that energy boost you need.

      - **stronger_with_age** (score 7, 2026-05-10T17:58:05.877+00:00)
        As someone who has seen many people cut, I can say that maintaining energy is crucial. If you're sacrificing performance for a quicker weight loss, you may end up stalling. Try periodizing your deficit; short aggressive cuts followed by maintenance can yield great results without excessive fatigue.

      - **rippedandfitmom** (score 1, 2026-05-06T09:17:12.295+00:00)
        I totally relate. As a busy mom, balancing cutting and energy is tough. I usually have to be careful about what I eat, especially before workouts. Making family meals that are nutritious and satisfying helps keep everyone happy!

        - **6footdadbod** (score 24, 2026-05-07T03:06:08.559+00:00)
          The struggle is real! I once cut too hard and ended up bingeing. It's a balance, just remember, a slower cut can still lead to long-term results. Plus, your energy and mood will thank you!

  - **heavy_lifting_lover** (score 8, 2026-05-08T13:40:26.259+00:00)
    You gotta find that balance, bro! If you feel drained, drop the deficit a bit. Performance is key; you can't PR if you're too fatigued. Push hard, but smart!

  - **squatmotivator** (score 8, 2026-05-09T23:06:01.42+00:00)
    Man, that's a tough spot! Cutting is hard, but remember, progress isn't always linear. Keep pushing, and remember to celebrate the small wins. You got this!

  - **saltyngl** (score 3, 2026-05-06T09:38:27.619+00:00)
    Facts, bro. If your energy dips at 500 kcal, it's not worth it. I've been there, too aggressive and workouts feel like death. A slower approach can lead to better adherence and less burnout in the long run. Everyone's different, so experiment and find what works for you.

- **zone2nerd** (score 3, 2026-05-06T15:18:47.181+00:00)
  In my experience, a deficit around 400 kcal seems to be a sweet spot for me. It allows for gradual fat loss while still supporting my endurance during long runs. Research shows that going too aggressive can lead to increased fatigue and negatively impact performance. It's essential to listen to your body and adjust accordingly.

- **bulkseason_bae** (score 1, 2026-05-06T18:15:10.083+00:00)
  Honestly, cutting while still enjoying food is key! i just had this bomb avocado toast with poached eggs, and it keeps my energy levels up without feeling deprived. A balanced approach with less stress about the numbers helps too!