Mayraki Blog

The Connection Between Diet and Hair Damage

Feb 05, 2025 | By Edss Tolentino

The Connection Between Diet and Hair Damage

You’ve probably heard the saying, “We are what we eat,” and when it comes to hair health, that couldn’t be more true! The foods we put into our bodies provide the building blocks for strong, healthy hair. If we’re fueling up with nutrient-rich meals, our hair gets the vitamins and minerals it needs to grow thick and shiny. But if we’re lacking key nutrients, we might notice more shedding, brittleness, or a dull appearance. 

 

The connection between diet and hair health is often overlooked, but the truth is, your hair reflects your overall nutrition. Deficiencies in essential vitamins and minerals can lead to issues like thinning, breakage, and dullness. If you've noticed excessive shedding or a lack of shine, your diet might be the missing piece. It is important to understand how nutrition influences hair growth and strength.  

Essential Vitamins for Hair Health

The secret to truly healthy locks starts from within! Just like our skin and nails, our hair needs proper nourishment to grow, repair, and stay resilient. That’s why a balanced diet packed with the right nutrients is key to maintaining luscious strands. Simply put, what we eat shows up in our hair, so foods that strengthen hair are just as important for our strands as it is for our overall health. 

 

So, what should you be eating to support hair health and growth? Here is the list of essential nutrients your hair craves and where you can find them.

Protein

Did you know that your hair is primarily made of a protein called keratin? That’s why getting enough protein in your diet is crucial for strong, healthy strands. Moreover, without sufficient protein, your hair can become weak, brittle, and more prone to breakage. Lean meats like chicken and turkey, eggs, fish, beans, lentils, and dairy products are all great sources of protein. If you're vegetarian or vegan, quinoa, nuts, and tofu can help keep your protein intake on track.

Iron

Iron plays a major role in delivering oxygen to your hair follicles, which helps keep them strong. When iron levels drop, your hair may start to thin, and excessive shedding can become a real concern. Iron deficiency and hair thinning are just some of the major causes of hair loss. 

Red meat, spinach, lentils, tofu, and fortified cereals are excellent sources of iron. Pairing these with vitamin C-rich foods like citrus fruits and bell peppers can boost iron absorption. 

Vitamin D

Vitamin D isn’t just for bone health, it also plays a crucial role in hair follicle function. Low vitamin D levels have been linked to hair loss, so making sure you're getting enough of this nutrient is essential. Sunlight is one of the best sources of vitamin D, but you can also get it from fatty fish like salmon, fortified dairy products, egg yolks, and mushrooms. If you live in a place with little sun exposure, a supplement might be helpful. Vitamin D is among the vital vitamins for hair health. 

Zinc

Zinc is a powerhouse mineral that helps with hair tissue growth and repair. It also plays a role in keeping the oil glands around hair follicles working properly. A deficiency in zinc can lead to hair thinning and even hair loss. Oysters are one of the best sources of zinc, but you can also find it in nuts, seeds, beef, chickpeas, and dairy products. 

Biotin

Biotin, also known as vitamin B7, is famous for promoting stronger, healthier hair. It helps the body convert food into energy, which is essential for hair growth. While severe biotin deficiency is rare, getting enough of it can improve hair strength and reduce breakage. Biotin-rich foods for hair are egg yolks, nuts, seeds, sweet potatoes, and whole grains. Many hair supplements also include biotin, but it's always best to get nutrients from food whenever possible.

Omega-3 Fatty Acids

Omega-3 fatty acids provide essential hydration to the scalp and hair; it reduces dryness and supports hair thickness. Since our bodies don’t naturally produce these fats, we need to get them from our diet. Fatty fish like salmon, sardines, and mackerel are excellent sources of omega-3s. If you’re not a fan of fish, walnuts, chia seeds, and flaxseeds are great plant-based alternatives. Omega-3 fatty acids and hair vitality are vital to maintain strong and resilient locks. 

Dietary Habits That Can Harm Your Hair

We all want thick, healthy hair, but did you know that your diet plays a huge role in maintaining strong strands? While using quality hair products is important, what you eat can either support or sabotage your hair follicle health. Diet and hair health should go along harmoniously  to ensure the vitality of your crowning glory. 

Certain dietary habits can slow down your hair growth cycle, weaken your hair structure, and even lead to excessive shedding.Here are some  common eating patterns that may affect your precious strands. 

  • Sugar and Carbs

If you love sugary treats, white bread, and processed snacks, you might be unknowingly affecting your scalp circulation and hair strength. Excess sugar can lead to inflammation, which disrupts the hair growth cycle and weakens the follicles. Additionally, simple carbohydrates cause blood sugar spikes that trigger increased production of androgens, hormones linked to hair thinning. Experts suggest that you swap refined carbs for whole grains like brown rice, quinoa, and oats. These foods provide fiber and essential fatty acids, which support hair growth and keep your scalp healthy.

  • Crash Diets and Severe Calorie Loss

While quick weight loss might sound tempting, extreme dieting can lead to nutrient deficiencies that negatively impact your hair. When you drastically cut calories, your body prioritizes vital organs over non-essential functions like hair growth. This can result in increased shedding and weaker strands due to a lack of amino acids, micronutrients, and other key nutrients needed for hair production. To combat nutrient loss you should focus on a well-balanced diet. It includes lean proteins, healthy fats, and plenty of vitamins and minerals. Your hair needs proper nourishment just as much as the rest of your body does. 

  • Too much Supplements

Many people take dietary supplements to improve their hair, but excessive intake of certain vitamins and minerals can actually trigger hair loss. Too much vitamin A, for instance, can disrupt the hair growth cycle, leading to premature shedding. Similarly, excess zinc can interfere with other micronutrients like iron, which is essential for hair follicle health. Instead of relying heavily on supplements, try to get your nutrients from whole foods. If you do take supplements, stick to the recommended daily amounts and consult a healthcare professional to avoid imbalances.

Why Hydration and Hair Moisture Matter

When it comes to achieving healthy, shiny hair, most people focus on using the right products or eating the right foods. But one essential factor that often gets overlooked is hydration and hair moisture.

 

Water is super essential for almost every function in our body. When you’re dehydrated, your scalp doesn’t get enough moisture that leads to dryness and irritation. Proper hydration also helps transport essential nutrients such as proteins, minerals and other vitamins for hair health. Without enough water, your strands may become weak, brittle, and more susceptible to lack of nutrition and hair damage. 

1. Prevents Dryness and Brittleness

Dehydrated hair lacks the moisture it needs to stay smooth and flexible. This makes it more prone to frizz, split ends, and breakage. Drinking enough water helps maintain hydration and hair moisture, keeping your locks soft and manageable.

2. Nutrient Absorption for Hair Growth

Even if you’re eating all the right foods that strengthen hair, poor hydration can prevent your body from properly absorbing the nutrients. Staying hydrated ensures that vital nutrients like iron, protein, omega-3 fatty acids and vitamins for hair health reach your hair follicles, supporting healthy growth.

3. Better Scalp Circulation

A well-hydrated body promotes better blood flow, which helps deliver antioxidants for hair protection and essential micronutrients to your scalp. This improves follicle health and can prevent issues like iron deficiency and hair thinning. Also it improves scalp circulation for healthy growth. 

Lifestyle Tips for Overall Hair Health

When it comes to achieving healthy, vibrant hair, most people focus on shampoos, conditioners, and treatments. While those are important, your overall lifestyle plays a huge role in the strength and appearance of your locks. Your diet and hair health are closely linked, but other factors like exercise, stress levels, and daily habits can either support or sabotage your hair growth.

Stay Active

Regular physical activity does more than keep your body fit, it also boosts scalp circulation, ensuring that essential nutrients reach your hair follicles. Moreover, when blood flow increases, so does the oxygen and nutrient supply to your scalp thus promoting healthier and stronger hair.

Less Stress

Ever noticed more hair shedding during stressful periods? That’s because high stress levels can lead to conditions like telogen effluvium, where hair prematurely enters the shedding phase. Stress also disrupts diet and hair health, leading to poor nutrient absorption and weakened strands.

Avoid Smoking and Limit Alcohol

Smoking and excessive alcohol intake can negatively affect your diet and hair health by depleting essential nutrients and reducing blood flow to the scalp. Smoking, in particular, damages hair follicles, while alcohol can cause dehydration, leading to dry and brittle strands.

Nourish Your Hair with Mayraki Damage Repair Products

While lifestyle habits and diet and hair health play a major role, using the right hair care products can provide extra protection and nourishment. Mayraki Damage Repair Hair Products are specially formulated to restore damaged hair, strengthen strands, and boost shine.

Wrap-Up

Achieving strong, healthy hair goes beyond just using the right products, it starts with your daily habits. From staying active, managing stress, and avoiding harmful substances like smoking and excessive alcohol, every lifestyle choice impacts your hair’s health. Most importantly, your diet and hair health are deeply connected, so fueling your body with nutrient-rich foods is essential for vibrant, resilient strands.

 

By adopting a balanced diet and a mindful lifestyle, you can support your hair from the inside out. Pair these efforts with high-quality products like Mayraki Damage Repair for an extra boost in strength and shine. Small changes today can lead to healthier, more beautiful hair in the long run.