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You’re Not Undertrained. You’re Underfed.

Training hard and eating clean but your physique won't show it? Norvic Chanco on why muscle is built from being fueled, not exhausted.

Fitness trainer coaching a young woman on weightlifting technique in a gym
Photo by Vitaly Gariev on Pexels

Key takeaways

  • If you train hard and eat clean but your physique doesn’t show it, you may be underfed rather than undertrained.
  • Muscle is built from being fueled, not exhausted: enough protein, a plan to get stronger, and real recovery.
  • In one study, people on a steep deficit with higher protein gained lean mass while losing more fat than a lower-protein group.
  • Long, aggressive diets can trigger adaptations that make fat loss harder.
  • Stop dieting yourself smaller; start fueling yourself stronger.

You train hard. You eat clean. You never miss a session. And your physique still doesn’t show it. Norvic Chanco’s message for anyone in that spot is short and a little uncomfortable: “You are not undertrained. You are underfed.” Could the thing holding you back be the food you keep cutting?

As he puts it, muscle is built from being fueled, not exhausted. Here’s what that means in practice.

The signs you might be underfed

  • Your lifts have stalled or gone backwards for weeks.
  • You feel flat, tired or unmotivated in most sessions.
  • You’re always hungry, or you swing between strict days and big overeating days.
  • The scale is down, but you look softer rather than more defined.
  • Your protein is a guess, and most days it’s on the low side.

None of these prove you’re underfed on their own, but if several sound familiar, adding more training is unlikely to fix it. Fueling better might.

Meal prep containers with rice, vegetables and protein to fuel training
Photo by IARA MELO on Pexels

Step 1: Fix your protein

Protein is the raw material for muscle. A meta-analysis by Morton and colleagues (2018) found that extra protein helped strength training build more muscle, with the benefit levelling off around 1.6 g per kilogram of body weight per day on average. During a calorie deficit, protein may matter even more.

In a four-week study by Longland and colleagues (2016), 40 young men followed a large calorie deficit with intense training six days a week. The group eating more protein (2.4 g/kg) gained lean mass and lost more fat than the group eating less (1.2 g/kg).

Higher protein during a deficit

Average change over 4 weeks (kg)

Lean mass, higher protein+1.2
Lean mass, lower protein+0.1
Fat lost, higher protein−4.8
Fat lost, lower protein−3.5

Source: Longland et al., Am J Clin Nutr, 2016 (40 young men, about a 40% calorie deficit, 4 weeks). A short, intense study in men; results in other groups may differ.

Step 2: Lift with a plan to get stronger

Being exhausted after a workout isn’t the goal. Getting a little stronger over time is. Norvic’s advice is to lift with a plan, track your main lifts, and aim to add a rep or a little weight when you can. We break this down in our guide to progressive overload and in training harder vs training progressively.

Barbell loaded with colourful weight plates in a modern gym, ready for progressive strength training
Photo by Jason Morrison on Pexels

Step 3: Let yourself recover

Training is the signal; recovery is where the change happens. When did you last plan a lighter week or protect your sleep? Sleep, rest days and enough food all feed into how well you adapt. A review by Barakat and colleagues (2020) on body recomposition highlighted progressive resistance training and good nutrition as the main drivers, with sleep playing a supporting role.

Why dieting yourself smaller backfires

Cutting calories further and further can feel productive, but the body pushes back. A review by Trexler and colleagues (2014) describes how prolonged energy restriction can lower energy expenditure and shift appetite hormones, which makes further fat loss harder. Add low protein to that and you risk losing the very muscle that gives you shape.

~1.6 g/kgdaily protein where muscle gains tended to level off
+1.2 kglean mass gained on higher protein, even in a deficit
3pillars: protein, progression, recovery

This doesn’t mean you never diet. It means the diet has to support your training, not starve it. If the scale has dropped but you don’t look the way you hoped, read what you actually lost, and if you’re not sure where your weak link is, try Norvic’s five-point physique audit.

Ready to fuel yourself stronger? Norvic invites people to comment “RESET” on his Instagram post for his 28 Day Recomp Kickstart, or you can apply for coaching here.

This article is general education, not medical advice. Check with your doctor before big changes to diet or exercise, especially if you have a medical condition, take medication, or are pregnant or postpartum. People with kidney disease should ask their doctor before increasing protein, and constant fatigue or missed periods are worth raising with a doctor.

Frequently asked questions

How do I know if I’m underfed?

Common signs include stalled lifts, constant fatigue, strong hunger and looking softer even as the scale drops. Tracking your intake for a week gives you a clearer picture.

How much protein do I need to build muscle?

Research suggests about 1.6 g per kilogram of body weight per day covers most people’s needs for muscle gain, with some benefiting from a little more, especially during a diet.

Will eating more make me gain fat?

Not if it’s done with a plan. Raising protein and fueling around training often improves body composition, and calories can be adjusted step by step while you watch the trend.

Can I build muscle while losing fat?

Many people can, especially beginners, people returning to training, and those with more body fat. It requires enough protein and progressive strength training.

Is training more the answer if I’m not seeing results?

Usually not. If your fueling or recovery is the problem, more training can make it worse. Fix those first.

What does “fueled, not exhausted” mean?

It means judging a workout by whether it moves you forward, not by how wrecked you feel. Enough food and rest let you train harder over time.

What is the 28 Day Recomp Kickstart?

It’s Norvic’s kickstart program. For details, comment “RESET” on his Instagram post or apply for coaching on this site.

Sources

  1. Norvic Chanco. Instagram reel, October 5, 2026. instagram.com/p/DeIRWOhBMlC
  2. Morton RW, et al. A systematic review, meta-analysis and meta-regression of the effect of protein supplementation on resistance training-induced gains in muscle mass and strength in healthy adults. Br J Sports Med. 2018;52(6):376–384. doi:10.1136/bjsports-2017-097608
  3. Longland TM, et al. Higher compared with lower dietary protein during an energy deficit combined with intense exercise promotes greater lean mass gain and fat mass loss: a randomized trial. Am J Clin Nutr. 2016;103(3):738–746. doi:10.3945/ajcn.115.119339
  4. Barakat C, Pearson J, Escalante G, Campbell B, De Souza EO. Body recomposition: can trained individuals build muscle and lose fat at the same time? Strength Cond J. 2020;42(5):7–21. doi:10.1519/SSC.0000000000000584
  5. Trexler ET, Smith-Ryan AE, Norton LE. Metabolic adaptation to weight loss: implications for the athlete. J Int Soc Sports Nutr. 2014;11:7. doi:10.1186/1550-2783-11-7
  6. Featured image: Photo by Vitaly Gariev on Pexels.

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Norvic Chanco

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Norvic Chanco

Professional Fitness Coach

With 20+ years of coaching behind him, Norvic coaches strength training, movement mechanics and personalised programming. He helps athletes and everyday lifters build strength that carries over to real life, online and in person.

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