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How to increase your vitamin intake naturally

  • Writer: Rachel
    Rachel
  • Sep 11, 2024
  • 14 min read

Vitamin intake is crucial for maintaining optimal health and wellbeing. If you're looking to increase your vitamin intake, there are plenty of natural ways to do so. In this article, we'll explore the benefits of vitamin D and discover seven effective methods to naturally boost your vitamin D levels. Whether it's spending time in sunlight, consuming vitamin D-rich foods, or taking supplements, you'll find practical tips to enhance your vitamin intake. Let's dive in!





What is Vitamin D and Why is it Important?

Vitamin D is a fat-soluble vitamin that plays a crucial role in maintaining overall health and wellbeing. It is involved in various functions of the immune, digestive, circulatory, and nervous systems. One of its primary functions is aiding in the absorption of calcium, which is essential for strong bones and teeth.


Additionally, vitamin D has been linked to the prevention and management of various health conditions, including depression, diabetes, cancer, and heart disease. It plays a vital role in supporting the immune system, helping to fight off infections and reduce inflammation in the body.


It is important to maintain optimal levels of vitamin D in the body. The ideal blood level falls between 20 and 50 ng/ml. A deficiency in vitamin D can lead to weakened bones, increased risk of fractures, and compromised immune function. For adults, a daily intake of 600-800 IU (International Units) of vitamin D is recommended. However, it is advisable to consult with a healthcare professional, as individual requirements may vary based on factors such as age, gender, and overall health status.


Functions of Vitamin D

The functions of vitamin D extend beyond calcium absorption and bone health. Here are some notable functions of this essential nutrient:

  • Promotes calcium and phosphorus absorption in the intestines

  • Regulates calcium and phosphorus levels in the blood

  • Supports healthy bone mineralization and prevents osteoporosis

  • Plays a role in muscle function and reduces the risk of falls and fractures

  • Aids in cell growth, differentiation, and repair

  • Modulates the immune system and helps fight off infections

  • Supports brain development and cognitive function

  • Regulates insulin secretion and blood sugar levels

Ensuring an adequate intake of vitamin D is crucial for maintaining overall health and reducing the risk of various diseases. While the body can produce vitamin D through sun exposure, natural food sources, and supplements can also help meet the recommended daily intake.


Spending Time in Sunlight

One of the natural ways to increase your vitamin D levels is through sun exposure. When the skin is exposed to UV-B rays, it produces vitamin D, which is essential for various bodily functions. However, several factors can affect the amount of vitamin D produced, including skin tone, age, geographical location, and sunscreen use.


It is recommended to spend as little as 8-15 minutes in the sun to produce sufficient vitamin D. This short amount of time can significantly contribute to maintaining optimal vitamin D levels in the body. However, it is important to be mindful of protecting the skin from overexposure to prevent the risk of skin cancer.

"Sunlight is a powerful source of vitamin D, and spending a few minutes outdoors each day can do wonders for your overall health."

While sunlight is a natural and effective source of vitamin D, it is important to strike a balance between sun exposure and sun protection. Following safe sun practices, such as avoiding the midday sun, wearing protective clothing, and applying sunscreen to exposed areas, can help maintain healthy levels of vitamin D without compromising skin health.


To understand the role of sunlight in increasing vitamin D levels, it is essential to note that geographical location also plays a significant role. People who live in regions with less sunlight or those living in higher latitudes may have reduced opportunities for sunlight exposure. In such cases, it becomes even more crucial to explore alternative sources of vitamin D, including diet and supplementation.


Benefits of Vitamin D from Sunlight

Vitamin D derived from sunlight exposure has numerous benefits for overall health and wellbeing. It is essential for the absorption of calcium, promoting healthy bones and teeth. Additionally, vitamin D plays a crucial role in supporting the immune system, maintaining cardiovascular health, and even regulating mood and mental wellbeing.


While it is important to obtain vitamin D from sunlight, it is equally important to ensure a balanced approach to sun exposure. Incorporating other natural sources of vitamin D and considering supplementation can help maintain optimal vitamin D levels, especially in regions or seasons with limited sunlight.

Factors Affecting Sun Exposure

Recommended Sun Exposure

Skin Tone

Lighter skin tones require less sun exposure compared to darker skin tones.

Age

Elderly individuals may have reduced capacity to produce vitamin D from sunlight.

Geographical Location

Regions closer to the equator receive more sunlight throughout the year.

Sunscreen Use

Sunscreen with a high SPF can reduce the skin's ability to produce vitamin D.

Understanding these factors can help individuals optimise their sun exposure and ensure adequate vitamin D production while maintaining skin health. By striking a balance between safe sun practices and moderate sun exposure, individuals can reap the benefits of vitamin D from sunlight and support their overall health.


Consuming Fatty Fish and Seafood

Fatty fish and seafood are a delicious and nutritious way to boost your vitamin D intake. These foods are naturally rich in vitamin D and provide numerous health benefits. Including fatty fish and seafood in your diet can help improve your overall well-being.


Types of Fatty Fish and Seafood

There are various types of fatty fish and seafood that are high in vitamin D content. Here are some examples:

  • Canned salmon

  • Tuna

  • Mackerel

  • Oysters

  • Shrimp

  • Sardines

  • Anchovies

These foods are not only delicious but also provide a significant amount of vitamin D. Adding them to your diet can help you meet your daily recommended intake of vitamin D.

“Including fatty fish and seafood in your meals can significantly contribute to increasing your vitamin D levels and improving your overall health.”

The Benefits of Consuming Fatty Fish and Seafood

In addition to being rich in vitamin D, fatty fish and seafood offer several other health benefits. They are excellent sources of omega-3 fatty acids, which are essential for heart health. Omega-3 fatty acids have been shown to reduce inflammation, lower blood pressure, and improve brain function.


Moreover, consuming fatty fish and seafood may help reduce the risk of chronic diseases such as heart disease, diabetes, and certain types of cancer. These foods are also low in saturated fat and high in protein, making them a healthy choice for maintaining a balanced diet.


How to Incorporate Fatty Fish and Seafood into Your Diet

There are numerous ways to include fatty fish and seafood in your diet. You can enjoy them grilled, baked, or even in salads. Here are a few ideas:

  1. Make a delicious salmon fillet with lemon and herbs.

  2. Prepare tuna salad sandwiches for a quick and nutritious lunch.

  3. Grill shrimp skewers with your favorite marinade.

  4. Enjoy sardines on whole grain toast for a satisfying snack.

By getting creative with your recipes, you can make consuming fatty fish and seafood a delightful dining experience.

Fatty Fish and Seafood

Vitamin D Content (IU per 100g)

Canned salmon

~570-750 IU

Tuna

~236-277 IU

Mackerel

~345-475 IU

Oysters

~320-625 IU

Shrimp

~152-251 IU

Sardines

~270 IU

Anchovies

~150-200 IU

Note: The vitamin D content mentioned above may vary depending on the type and source of the fish or seafood. The values provided are approximate.


Eating More Mushrooms

Mushrooms are an excellent addition to a vegetarian diet, providing a range of nutrients, including vitamin D. In fact, mushrooms are the only vegetarian source of this essential vitamin.

Similar to humans, mushrooms have the ability to produce vitamin D when exposed to UV light. However, it's important to note that commercially grown mushrooms may have lower levels of vitamin D compared to their wild counterparts or those treated with UV light.


If you're looking to increase your vitamin D intake through mushrooms, consider adding wild varieties, such as maitake mushrooms, to your meals. These mushrooms can provide a significant amount of vitamin D, making them a valuable addition to a vegetarian diet.

Not only do mushrooms offer vitamin D, but they also provide other essential nutrients, including B vitamins, potassium, and fibre. Incorporating a variety of mushrooms into your meals can contribute to a well-rounded and nutritious diet.


Including Egg Yolks in Your Diet

Egg yolks are a nutritious and natural source of vitamin D, making them a valuable addition to your diet. When it comes to vitamin D content, not all eggs are created equal. Studies have shown that pasture-raised or free-range eggs have higher levels of vitamin D compared to conventionally raised eggs. This is because chickens that roam freely and have access to sunlight produce eggs with more vitamin D.

Adding egg yolks to your diet can provide a significant amount of vitamin D to support your overall health and well-being.

In addition, the vitamin D content in eggs can be influenced by the chicken's feed. Eggs from chickens fed with vitamin-D-enriched grain may contain even higher levels of vitamin D. This means that selecting eggs from chickens with a diet rich in vitamin D can further boost the vitamin D content of the eggs you consume.


It's important to note that the specific amount of vitamin D in egg yolks can vary. To ensure you're getting an adequate amount of vitamin D, it's recommended to consume a variety of vitamin D-rich foods and maintain a balanced diet.

Comparing Vitamin D Content in Different Types of Eggs

Type of Eggs

Vitamin D Content (per 100 grams)

Pasture-raised or free-range eggs

4.9 mcg

Conventionally raised eggs

2.7 mcg

Eggs from chickens fed with vitamin-D-enriched grain

6.3 mcg

Source: Nutritional analysis of various egg types

As indicated in the table above, pasture-raised or free-range eggs contain approximately 4.9 mcg of vitamin D per 100 grams, while conventionally raised eggs have around 2.7 mcg of vitamin D per 100 grams. Eggs from chickens fed with vitamin-D-enriched grain have the highest vitamin D content, with approximately 6.3 mcg of vitamin D per 100 grams.


By incorporating egg yolks into your diet, you can naturally boost your vitamin D intake while enjoying the many other essential nutrients eggs provide. However, it's crucial to remember that egg yolks also contain cholesterol, so it's advisable to consume them in moderation and as part of a balanced diet.


Eating Fortified Foods

Fortified foods are products that have been enriched with added nutrients, including vitamin D. Incorporating fortified foods into your diet can be an easy and convenient way to increase your vitamin D intake, especially if natural food sources are limited. Here are some examples of commonly fortified foods:


Cow's Milk

Cow's milk is a popular choice for vitamin D fortification, making it a readily available source of this essential nutrient. It is important to note that not all milk brands are fortified with vitamin D, so check the label to ensure you're choosing a fortified option.


Plant-Based Milk Alternatives

For individuals following a vegetarian or vegan diet, plant-based milk alternatives can provide an excellent source of vitamin D. These alternatives, such as soy milk, almond milk, and oat milk, are often fortified with essential nutrients, including vitamin D.


Orange Juice

Orange juice is another common example of a vitamin D-fortified food. Enjoying a glass of fortified orange juice in the morning can help boost your vitamin D levels while providing a refreshing start to your day.


Ready-to-Eat Cereals

Many cereals on the market are fortified with various vitamins and minerals, including vitamin D. Starting your day with a bowl of vitamin D-fortified cereal can be a convenient way to ensure you're getting an adequate intake of this essential nutrient.


Yogurt

Some types of yogurt, particularly those labeled as "vitamin D-fortified," can offer an additional source of this essential nutrient. Incorporating fortified yogurt into your snacks or meals can contribute to your daily vitamin D intake.


Tofu

Tofu, a popular plant-based protein source, can also be found in vitamin D-fortified varieties. Adding fortified tofu to your stir-fries or salads can provide both nutritional benefits and a delicious addition to your meals.

Below is an example of vitamin D content in different fortified foods:

Fortified Food

Amount

Vitamin D Content

Cow's Milk

1 cup

100 IU

Soy Milk

1 cup

100 IU

Orange Juice

1 cup

100 IU

Ready-to-Eat Cereal

1 serving

40-100 IU

Yogurt

1 cup

40-80 IU

Tofu

3 ounces

80 IU

By incorporating these fortified foods into your diet, you can increase your vitamin D intake and support your overall health.


Taking a Vitamin D Supplement

If it is challenging to obtain enough vitamin D through natural food sources and sunlight exposure, taking a vitamin D supplement may be necessary. Vitamin D supplements are available in different forms, with vitamin D3 being recommended due to its effectiveness in raising and maintaining vitamin D levels.


The recommended daily dosage for most individuals is 1,000-4,000 IU. It is important to consult with a healthcare professional to determine the appropriate dosage for your specific needs.

Research has shown that vitamin D3 supplements can significantly increase vitamin D levels in the body, especially in individuals with limited sun exposure or those with certain health conditions that may affect absorption.

For individuals following a plant-based or vegan diet, there are vegan supplement options available. Vitamin D2 derived from lichens is a common vegan alternative. These supplements provide a suitable option to meet vitamin D requirements without compromising dietary preferences.


Taking a vitamin D supplement can help ensure that you are meeting your daily vitamin D needs. However, it is important to note that supplements should be used as a complement to a healthy diet and not as a substitute for obtaining nutrients from natural sources.


Benefits of Vitamin D Supplements

The benefits of taking vitamin D supplements include:

  • Increasing vitamin D levels in individuals with deficiencies or insufficiencies

  • Supporting bone health and preventing conditions such as rickets and osteoporosis

  • Aiding in calcium absorption and promoting proper functioning of the immune system

  • Reducing the risk of certain chronic diseases, including heart disease and cancer

  • Supporting mental health and wellbeing


While vitamin D supplementation can provide numerous benefits, it is important to follow recommended dosage guidelines and consult with a healthcare professional before starting any new supplement regimen.


The Importance of Micronutrients and a Balanced Diet

Micronutrients, including vitamins and minerals, play a vital role in supporting overall health and wellbeing. These essential nutrients are best obtained by following a varied and balanced diet that includes a wide range of nutrient-rich foods from all food groups.


The Dietary Guidelines for Americans provide valuable recommendations for healthy eating, emphasising the importance of consuming foods that are dense in micronutrients and other beneficial compounds. By following these guidelines, individuals can ensure they obtain the necessary vitamins and minerals to support optimal health.

"A balanced diet is key to obtaining an adequate intake of micronutrients from food sources."

A balanced diet involves eating a variety of nutrient-rich foods from all food groups, including fruits, vegetables, whole grains, lean proteins, and dairy or dairy alternatives. These foods provide a broad spectrum of vitamins and minerals, ensuring that the body receives the necessary micronutrients to function optimally.


However, research indicates that many individuals fail to meet these dietary guidelines, resulting in deficiencies in important micronutrients. This can lead to a range of health issues and impair overall wellbeing.


To address this, individuals should focus on incorporating nutrient-rich foods into their daily diet. These foods are high in vitamins, minerals, and other essential compounds that are crucial for maintaining optimal health.


The Benefits of a Balanced Diet and Nutrient-Rich Foods

A balanced diet that includes nutrient-rich foods offers numerous benefits for overall health and wellbeing. These benefits include:

  • Promoting proper growth and development

  • Supporting a strong immune system

  • Enhancing cognitive function and mental health

  • Aiding in weight management

  • Reducing the risk of chronic diseases, such as heart disease, diabetes, and certain cancers

By incorporating a wide variety of nutrient-rich foods into their diet, individuals can ensure they obtain the necessary vitamins and minerals to support optimal health and wellbeing.


Examples of Micronutrient-Rich Foods

Here are some examples of nutrient-rich foods that are excellent sources of essential vitamins and minerals:

Nutrient

Examples of Food Sources

Calcium

Dairy products (milk, cheese, yogurt), leafy greens (kale, spinach), fortified plant-based milk alternatives

Potassium

Bananas, oranges, potatoes, beans, fish, yogurt

Fiber

Whole grains (oats, brown rice), fruits, vegetables, legumes

Iron

Red meat, poultry, beans, lentils, spinach, fortified cereals

Vitamin D

Fatty fish (salmon, tuna), dairy products, fortified orange juice, mushrooms exposed to UV light

By incorporating these nutrient-rich foods into their diet, individuals can ensure they obtain a diverse range of vitamins and minerals necessary for optimal health and wellbeing.


Foods High in Calcium, Potassium, Fiber, Iron, and Vitamin D

Many individuals struggle to meet their dietary requirements for essential nutrients such as calcium, potassium, fiber, iron, and vitamin D. To support overall health and wellbeing, it is crucial to include foods that are rich in these nutrients in your daily diet.


Calcium-Rich Foods

Calcium is vital for maintaining strong bones and teeth, as well as supporting muscle function and nerve transmission. Incorporating calcium-rich foods into your diet can help ensure you meet your daily calcium needs. Consider including the following foods:

  • Dairy products: Milk, cheese, and yogurt

  • Fish: Sardines and salmon with bones

  • Leafy greens: Spinach, kale, and collard greens


Potassium-Rich Foods

Potassium is essential for maintaining proper nerve function, muscle contractions, and blood pressure regulation. To increase your potassium intake, include the following foods in your diet:

  • Yogurt and milk

  • Potatoes

  • Fruits: Bananas, oranges, and avocados


Fibre-Rich Foods

Fibre plays a vital role in promoting healthy digestion, regulating blood sugar levels, and supporting heart health. Including fibre-rich foods in your diet can help you maintain a healthy digestive system. Here are some examples of fibre-rich foods:

  • Whole grains: Oats, brown rice, and quinoa

  • Fruits: Berries, apples, and pears

  • Vegetables: Broccoli, Brussels sprouts, and carrots


Iron-Rich Foods

Iron is essential for the production of red blood cells and carrying oxygen throughout the body. To increase your iron intake, incorporate the following foods into your diet:

  • Beans and legumes: Lentils, chickpeas, and kidney beans

  • Vegetables: Spinach, kale, and Swiss chard

  • Meat: Lean beef, liver, and poultry


Vitamin D-Rich Foods

Vitamin D is crucial for bone health, immune function, and overall wellbeing. While sunlight is the best natural source of vitamin D, certain foods can contribute to your vitamin D intake as well. Consider including the following foods:

  • Dairy products: Milk, cheese, and yogurt

  • Mushrooms: Especially those exposed to sunlight or UV light

  • Fatty fish: Salmon, mackerel, and trout

By incorporating these nutrient-rich foods into your diet, you can improve your overall nutrient intake and support your health and wellbeing. Remember to consult with a healthcare professional or registered dietitian for personalized nutritional advice.


The Role of Fat and Sugar in a Healthy Diet

Fat and sugar are two important components of a healthy diet, but their consumption should be approached with moderation and awareness. Let's explore the role of fat and sugar in maintaining a balanced and nourishing diet.


The Importance of Fat

Fat is an essential nutrient that is necessary for various bodily functions. It provides energy, aids in the absorption of fat-soluble vitamins (such as vitamins A, D, E, and K), and helps protect vital organs. However, not all fats are created equal.

Saturated fats, primarily found in animal products such as meat and dairy, as well as some processed foods, can increase the risk of heart disease and should be limited in the diet. Trans fats, found in many fried and baked goods, are also harmful to health and should be avoided altogether. Unsaturated fats, on the other hand, are healthier options. They can be found in foods like fatty fish, nuts, seeds, and plant-based oils. These fats, especially monounsaturated and polyunsaturated fats, have been shown to have positive effects on heart health when consumed in moderation.

The Role of Sugar

Sugar is a type of carbohydrate that the body uses as a source of energy. However, excessive consumption of sugar, particularly in the form of free sugars, can have negative effects on health.

Free sugars are sugars that are added to foods and beverages during processing or preparation, as well as sugars naturally present in honey, syrups, and fruit juices. These sugars are often found in sweets, sodas, and processed snacks. Consuming too much free sugar can contribute to weight gain, increase the risk of developing chronic diseases such as type 2 diabetes and heart disease, and contribute to tooth decay.

To maintain a balanced diet, it is important to limit the intake of free sugars. Instead, focus on obtaining sugars from natural sources such as fruits, which also provide essential vitamins, minerals, and fibre. Remember, moderation is key when it comes to consuming sugar.

Type of Fat

Sources

Saturated Fat

Meat, dairy products, processed foods

Trans Fat

Fried and baked goods

Unsaturated Fat

Fatty fish, nuts, seeds, plant-based oils

In conclusion, including healthy fats and sugars in moderation is key to maintaining a balanced diet. Opt for unsaturated fats and limit the intake of saturated and trans fats. Choose natural sources of sugar, such as fruits, over foods with added sugars. By making mindful choices, you can enjoy the benefits of these nutrients while promoting your overall health and well-being.


The Importance of a Low-Sodium Diet

Sodium is an essential nutrient needed for bodily functions. However, excessive intake of sodium can lead to high blood pressure and an increased risk of heart disease. To maintain a healthy lifestyle, it is crucial to follow a low-sodium diet.


A low-sodium diet involves reducing the intake of high-sodium foods. Cured meats, processed foods, and salty snacks are some examples of high-sodium foods that should be limited. Instead, opt for fresh and minimally processed foods that are naturally low in sodium.


By adopting a low-sodium diet, you can help maintain a healthy sodium balance and promote overall cardiovascular health. Remember to read food labels carefully, choose low-sodium alternatives, and season your meals with herbs and spices instead of salt. Your heart will thank you for it!

 
 
 

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