Cravings are your body’s way of communicating.

If you’ve ever felt like your cravings feel louder at certain times, such as a stressful week or the week leading up to your menstrual cycle, you’re not imagining it. Cravings for carbs and sweets are often framed as a lack of discipline, however, they are a form of communication.

Recently, I was reading Good Energy by Casey Means and came across an interesting point: when the body isn’t getting the nourishment it needs, it looks for the fastest source of energy available which is often sugar or refined carbohydrates.

In this post, we’ll break down what cravings really are and how they’re shaped by your brain, hormones, blood sugar, stress levels, sleep, and even your gut microbiome. When we understand where cravings come from, we stop fighting our bodies and start supporting them.

Where Do Cravings Come From?

Cravings are specific, sometimes intense, desires for certain foods. Cravings are targeted and usually after something quick, sweet, salty, or highly palatable.

Cravings don’t appear out of thin air. They are heavily  influenced by:

• Blood sugar and insulin
• Dopamine, the brain’s reward chemical
• Cortisol, the stress hormone
• The hypothalamus, the brain’s energy regulator
• Sleep and circadian rhythm
• Your gut microbiome

Your brain’s primary goal is to keep you energized and safe. When energy feels unstable, whether from skipping meals, consuming excess sugar/simple carbs, chronic stress, or a lack of sleep, you’re pushed to crave easily digested fuel.

This drives a dangerous cycle:

Eat sugar → feel temporary relief → crash → crave more → repeat.

That cycle isn’t about willpower. It’s about unstable energy.

Blood Sugar: The Foundation of Cravings

One of the most common causes of cravings is unstable blood sugar levels.

When we’re overly hungry, a sugary snack or refined carbs are an easy option, however, they can come with downfalls. 

Simple carbohydrates are rapidly absorbed into the blood stream, causing a spike in blood sugar. 

In response, the pancreas releases insulin to bring levels down. 

When blood sugar drops quickly, sometimes below baseline, you may experience low blood sugar, often referred to as reactive hypoglycemia.

When the brain senses this drop in energy, it sends a strong signal to consume more quick fuel.

And the cycle continues.

To avoid this dangerous cycle of cravings, supporting balanced blood sugar can make all the difference!

The most simple way to support balanced blood sugar is to consume balanced meals and snacks! These include protein, fiber, healthy fats, and carbs to get your body the energy it needs without the crash!

If you’re interested in learning more about balancing your blood sugar, check out this post!

If you’re looking for a simple approach to building balanced plates, our Healthy Eating Guide walks you through it step-by-step and includes 40+ nourishing recipes!

The Gut Brain Connection and Cravings

Your gut and brain are in constant communication.

The health of your gut microbiome plays a meaningful role in cravings. 

Certain gut bacteria thrive on highly processed, sugary foods. When those foods dominate the diet, they can reinforce patterns that increase cravings.

On the other hand, when you eat in a way that supports gut health, fiber-rich foods, adequate protein, whole-food carbohydrates, you promote a gut environment that supports steadier appetite signals.

Your gut isn’t controlling you, but it does influence your signals.

If you want to learn more about supporting a healthy gut microbiome, check out this blog to learn signs of poor gut health and what you can do about it!

Communicating With Your Body

Cravings are your body’s way of communicating that something may be missing, whether that’s stable energy, adequate nourishment, or consistent meals.

When we understand what our body needs, we can respond with support instead of restriction.

Consistently eating balanced, nutrient-dense meals provides:

• Steady energy
• Blood sugar stability
• A feeling of safety
• Reliable nourishment

When the body trusts that energy is coming consistently, urgency decreases. The intense desire for sweets or refined carbs often decreases because the need has been addressed.

The Bottom Line

Cravings are your body’s way of communicating with you.

They tell you when your blood sugar is unstable, when you’ve gone too long without eating, when stress is high, or when your body isn’t getting the nourishment it needs.

When you consistently support your body with balanced, satisfying meals, cravings often decrease. Not because you forced them to disappear, but because you provided your body with the nutrients it craved.

Cravings don’t need to be combatted with restriction, they need to be supported with balanced meals that promote stable blood sugar and gut health. When you shift from restriction to regulation, everything changes.

If you loved these tips, you might also enjoy our other blog posts, or follow us on Instagram or TikTok for daily inspiration!

Stay nourished,

The Nourished Dietitians Team