Does Nutrient Timing Matter? Yes, But Not the Way You Think

Stop obsessing over windows. Start building systems.

If you train hard, care about body composition, and want real-world energy, you’ve probably heard people say:

“You have to eat protein within 30 minutes of lifting.”
“Don’t eat carbs after 8 PM.”
“Fasting boosts growth hormone, just train fasted.”
“Breakfast is optional if your willpower is high enough.”

None of this is completely wrong, but none of them is 100% valid or effective for all, so don’t waste any mental space on them and focus on what’s been proven to work over decades.

Let’s cut through the BS.

The Truth About Nutrient Timing

Nutrient timing can matter, but it’s not the magic some claim, and it’s not completely useless like others claim.

It doesn’t override your daily totals. But it does influence:

  • How well you train.
  • How fast you recover.
  • How consistent is your energy, mood, and hunger?

Here’s the simplified hierarchy:

  1. Daily intake = most important
  2. Meal timing = performance lever
  3. Meal composition = precision tool
  4. Supplement timing = tiny bonus

Myth: If you miss the post-workout window, your workout is wasted.
Fact: Muscle protein synthesis remains elevated for hours; what matters most is your overall daily intake and rhythm.

Science Sidebar: Why does timing matter? Protein synthesis is elevated for several hours after training, so spacing protein throughout the day maximizes muscle repair. Carbohydrates around workouts help refill glycogen and lower stress hormones like cortisol.

What You Need to Know

1. Protein Timing

Protein intake is about distribution, not hitting a “window.”

Aim for:

  • 25–40g of protein per meal
  • Every 3–5 hours
  • Starting within 1–2 hours of waking
  • Ending within 2 hours post-training

Even distribution improves muscle protein synthesis, recovery, and satiety. Research shows that even protein distribution (every 3–5 hours) is linked to greater muscle protein synthesis and recovery (Areta et al., 2013).

2. Carbohydrate Timing

Carbs are fuel, especially around training.

Pre-workout: 30–60g (1–2 hours prior)
Post-workout: 30–60g + protein (within 1–2 hours)

This replenishes glycogen, blunts cortisol, and enhances recovery.
It’s not “dirty.” It’s just useful.

3. Fat Timing

Fat slows digestion. That’s helpful during the day but not ideal around training.

Keep fat moderate pre-workout. Go higher-fat during lower-carb meals later in the day.

Fat: It’s less about timing, more about portion. Eating a high-fat meal before training can slow digestion and make some people feel sluggish. Experiment with your pre-workout meals to find what feels best.

Generally: moderate fat at main meals, lower fat pre/post-workout.

Example Timing Strategy (Strength Training Day)

When I started having a balanced meal within 90 minutes of training, my recovery and afternoon energy noticeably improved.

  • 8:00 AM: 3 eggs, oats, berries (protein + carbs + fat)
  • 12:00 PM: Chicken, veggies, avocado (protein + carbs + fat)
  • 3:00 PM: Pre-workout shake 1 scoop whey + 50g carbs from a fruit source
  • 5:00 PM: Train
  • 6:30 PM: Post-workout, beef and sweet potato + Kerry gold butter (protein + carbs + fat)
  • 730/8 PM: Greek yogurt + whey or casein and a handful of nuts

Total protein: ~180-200g
Balanced carbs, front-loaded around training
Fats used to stabilize energy later

Action Challenge:

Pick one meal to move closer to your training time and one post-workout meal to optimize.

Your goal:

  • Protein: 30g
  • Carbs: 30–50g
  • Minimal fat
  • Eaten within 1–2 hours of finishing your workout

Coach’s Corner:

  • Don’t try to “hack” your metabolism with clever meal timing.
  • Build rhythm that supports your output.
  • Use timing to reduce stress, not increase it.

Suggested Reading:

“Nutrient Timing: The Future of Sports Nutrition by Ivy & Portman
A classic foundation on how timing influences performance and recovery. A bit dated, but still useful.

Key Takeaway:

Nutrient timing isn’t magic; it’s just another way to support what matters most: consistency and recovery.

Timing isn’t a rulebook. It’s a framework. Daily totals matter most, but if you train hard, timing helps you show up stronger, recover faster, and stay more consistent.

Next Week: The Carbohydrate Question

Once your daily intake is dialed in and you start thinking about timing, the next question always comes up:

“Do carbs still matter? Or should I be avoiding them?”

That’s where we’re headed next. In Week 4, we’ll break down the truth about carbs. Not hype. Not fear. Just what they actually do, and how to use them to train, recover, and function better in daily life.

Fuel to Perform: The Athlete’s Edge in Everyday Eating

If you show up on the mats, under the barbell, or work hard to refine your gymnastic skills with any kind of serious intent, you’re not just training. You’re preparing and refining, often asking your body to do more than the day before. In our world, what you eat becomes the difference between a “good session” and a “great session,” and between strategic recovery and systemic breakdown. It’s the small details that separate showing up from showing out!

Let’s skip the noise and get tactical: how do semi-competitive athletes or serious recreational competitors fuel performance when life’s messy—work, travel, kids, and tired mornings? Let’s make it real.

The Big Picture

Research shows nutrient timing matters, especially around workouts. The ISSN says, “Purposeful ingestion of nutrients at various times throughout the day” (source) supports strength, power, body composition, and performance.

But for your average serious athlete? The “anabolic window” isn’t a specific, narrow window where you must cram in a meal. That “window” is basically as wide as a garage door. You don’t need perfect timing; it’s about being prepared at the right time.

Three Fuel Strategies That Work

1. Pre-training Anchor Meal
Eat something 60-90 minutes before your session: a moderate amount of carbs, lean protein, and a lighter amount of fat. Example: oatmeal with banana + a scoop of whey or Greek yogurt. Why? You’re topping off glycogen and priming your engine. If you train early and can’t eat, choose a liquid option: an easy-to-digest protein and carb-balanced smoothie.

2. In Training Mini Feeding (When It’s Longer or More Intense)
If your session lasts more than 60 minutes or you’re doing back-to-back days, plan a quick carb hit mid-session (30–60g) and hydrate thoroughly. Why? To prevent an energy crash during your training and help protect your neurologic control.

3. Post Training Recovery Meal
Hit carbs + protein within 1–2 hours after intense work. Aim for a carb-to-protein ratio of roughly 3:1 to 4:1. Why? To replenish muscle glycogen, repair muscle, and prepare for your next session. Example: 4-6oz chicken breast, 1/2 sweet potato, 1 cup of roasted veggies drizzled with garlic-infused olive oil + 1 banana + 1 tbsp peanut butter.

How to adjust for workload (without going neurotic)

• Light day/skill day: Reduce carbs by ~20–30% and keep protein moderate.
• Heavy day/max effort session: Increase carbs by 10–20%, keep protein steady.
• Rest day: Keep protein consistent, reduce carbs/fats based on hunger, not fear.

You don’t need daily macro spreadsheets. Just know your baseline, use a fuel strategy, and build awareness. This gets easier each week and with every rep.

matt shannon glory days of crossfit


Notes from the Field

I’ve watched CrossFit athletes and tactical team members burn themselves out because they consistently skipped their pre-session carbs or failed to track and meet their protein intake for 2 or 3 consecutive days. When your training really matters, you have to treat eating like it’s a part-time job. I’ve run a meal prep business, coached fighters, been a fighter, and lived and trained overseas. I know that life because I’ve lived and breathed it for years. Fueling with purpose is fundamental.

Super Simple Action Steps You Can Take This Week

Pick one heavy training day and one rest/light day. Write down your usual food. For the heavy day, increase pre- and post-training carbs. On a rest day, maintain a steady protein intake and reduce carbohydrates by approximately 20%. Have a pre-workout anchor meal 60 minutes before a session. Note your energy, focus, and performance.

Log your post-training recovery meal within 2 hours after a session—get your carb and protein hit. Track how you feel the next day.

The key takeaways: Fuel consistently, match carbs to your workload, prioritize recovery, and make eating part of your training routine.

Train. Eat. Recover. Repeat.

If you’re training to lead from the front, fuel like someone already ahead of the pack.