Hormones: what are they, Production, and Benefits of Carnivore and Keto Diets for Hormonal Health

Hormones play a crucial role in regulating many functions in the body, from mood and energy to metabolism and reproduction. Yet, many people do not fully understand what hormones are, how the body produces them, and why certain diets like carnivore and keto can support hormonal health. This post breaks down the basics of hormones, their composition, how the body makes them, and explores why carnivore and keto diets may be beneficial for maintaining balanced hormones.

Illustration of hormone molecules and their chemical structure

What Are Hormones and What Are They Made Of?

Hormones are chemical messengers that travel through the bloodstream to tissues and organs, signalling them to perform specific functions. They regulate processes such as growth, metabolism, immune response, mood, and reproduction.

At their core, hormones are made from two main types of molecules:

• Steroid hormones: These are derived from cholesterol (is a lipid/fat what can be made in liver , or we can get it from animal fats, eggs). Examples include cortisol, estrogen, testosterone, and progesterone. Their structure allows them to pass through cell membranes easily and influence gene expression inside cells.

• Peptide and protein hormones: These are made from chains of amino acids (=proteins). Insulin and growth hormone are examples. They bind to receptors on the surface of cells to trigger responses.

  
  

The body synthesizes hormones primarily in glands such as the thyroid, adrenal glands, pancreas, ovaries, and testes. Each gland produces specific hormones tailored to its role.

How the Body Produces Hormones

Hormone production is a complex process involving several steps:

1. Signal initiation: The brain or another gland sends a signal, often through the release of a hormone or nerve impulse.

2. Synthesis: The target gland uses raw materials like cholesterol or amino acids to build the hormone.

3. Release: The hormone enters the bloodstream.

4. Reception: Hormones bind to specific receptors on or inside target cells.

5. Response: The target cells carry out the hormone’s instructions, such as increasing metabolism or triggering growth.

   
   

For example, the hypothalamus in the brain controls many hormone pathways by releasing hormones that tell the pituitary gland what to do. The pituitary then signals other glands to produce their hormones.

Think of hormones as your body’s messengers 📩

They travel around your body telling different parts what to do — like:

• “Grow taller”

• “Feel hungry”

• “Go to sleep”

• “Get ready for danger!”

Why Hormonal Balance Matters

Hormones influence nearly every aspect of health. Imbalances can lead to issues such as fatigue, weight gain, mood swings, poor sleep, and reproductive problems. Maintaining balanced hormones supports:

• Stable energy levels

• Healthy metabolism and weight

• Clear skin and hair health

• Balanced mood and mental clarity

• Proper immune function

  
  

Diet, lifestyle, stress, and sleep all affect hormone levels. That’s why nutrition plays a key role in hormonal health.

Fresh cuts of meat rich in nutrients for hormone production

How Carnivore and Keto Diets Support Hormonal Health

Both the carnivore and ketogenic (keto) diets focus on low carbohydrate intake and higher fat consumption, which positively influence hormone production and balance.

Carnivore Diet

The carnivore diet consists mainly of animal products like meat, fish, and eggs. It provides:

• High-quality protein: Essential for producing peptide hormones like insulin and growth hormone.

• Cholesterol and saturated fats: Crucial building blocks for steroid hormones such as testosterone and estrogen.

• Micronutrients: Vitamins like B12, zinc, and iron support hormone synthesis and function.

  
  

By eliminating processed foods and sugars, the carnivore diet may reduce inflammation and insulin spikes, helping stabilize blood sugar and hormone levels.

Keto Diet

The keto diet emphasizes very low carbs, moderate protein, and high healthy fats. Its benefits for hormones include:

• Improved insulin sensitivity: Lower carb intake reduces insulin resistance, which supports balanced blood sugar and energy.

• Increased production of ketones: Ketones provide a stable energy source that may reduce stress hormone (cortisol) levels.

• Support for thyroid function: Healthy fats and reduced sugar intake can help maintain thyroid hormone balance.

  
  

Both diets encourage the body to burn fat for fuel, which can reduce excess insulin and promote hormone regulation.

Practical Tips for Supporting Hormonal Health with Diet

• Include nutrient-dense animal foods like organ meats, fatty fish, and eggs.

• Avoid processed sugars and refined carbs that cause insulin spikes.

• Prioritize healthy fats such as omega-3s from fish and saturated fats from grass-fed meats.

• Stay hydrated and manage stress through sleep and relaxation techniques.

• Consult a healthcare provider before making major dietary changes, especially if you have existing health conditions.

  
  

Keto meal featuring meat, avocado, and leafy greens for hormone support