Nutrition Basics

There’s a lot of nutrition information out there — some of it conflicting, overwhelming, or just plain confusing. At RaeSmith Fitness, we like to keep it simple. Here’s a practical guide to the nutrition fundamentals that will support your goals and your workouts.

Your meal plan focuses on whole, minimally processed foods. These provide your body with the nutrients, fiber, and antioxidants it needs to thrive — both in the gym and in everyday life.

Eating whole foods also helps you feel satisfied longer, which can reduce cravings and prevent overeating less nutrient-dense, high-calorie foods.

Understanding Macronutrients:

Macronutrients are the building blocks of your diet: protein, fat, and carbohydrates. Each plays a specific role in performance, recovery, and overall health.

Protein – Your Muscle-Building Ally

Protein is essential for repairing and building body tissues, including muscle. It also supports hormone production and a healthy immune system.

• Energy value: 4 kcal per gram

• Helps you feel full and reduces hunger

• Excess protein can be converted to glucose for energy, but avoid chronic overconsumption to protect kidney health

  
  

In short, protein is critical for muscle growth, recovery, and staying satisfied throughout the day.

Fat – Essential for Health and Hormones

Healthy fats are vital for overall health and hormone production, including the hormones that support muscle growth. They also help your body absorb fat-soluble vitamins (A, D, E, K).

• Energy value: 9 kcal per gram

• Supports satiety and helps prevent cravings for sweets

• Focus on unsaturated fats: nuts, seeds, avocado, olive oil, fatty fish

• Limit saturated fats (butter) and trans fats (processed foods)

  
  

Too little fat can make sticking to your plan harder, while balanced fat intake supports both performance and long-term results. We typically recommend 20–35% of your daily calories come from healthy fats.

Carbohydrates – Fuel for Performance

Carbs are your body’s main source of energy, especially for the brain and muscles during exercise. Your body stores carbs as glycogen in muscles and the liver, which is then used for fuel during workouts.

• Energy value: 4 kcal per gram

• Essential for energy, performance, and recovery

• Prioritize complex carbs for sustained energy: whole grains, oats, sweet potatoes, beans

• Limit simple carbs (candy, sugary drinks) — they spike energy quickly but don’t last

  
  

Eating the right carbs at the right times ensures you have steady energy for training and daily life.

Alcohol – Optional Energy Source

Alcohol provides calories (7 kcal per gram), but it is not essential for your body. Keep in mind: calories from alcohol can add up quickly, and drinking can interfere with recovery, energy levels, and fat loss goals.

If you choose to enjoy alcohol, do so mindfully and in moderation, considering how it fits into your overall nutrition plan.

At RaeSmith Fitness, we focus on simple, effective nutrition that fuels your workouts, supports your health, and helps you reach your goals — without unnecessary stress or confusion.