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Radiant Skin from Within: The Science Behind Skin Health Vitamins

Get glowing skin now! Prioritize your skin's health with essential nutrients. Try Bioactive Multi for radiant results.

28 Aug 2023 • 10 MIN Amanda Herlocker MS RDN, LDN
Radiant Skin from Within: The Science Behind Skin Health Vitamins

Healthy and radiant skin enhances our appearance and is crucial to our well-being. Your skin, the body's largest organ, is a shield that protects you from external threats and helps regulate body temperature. However, aging, pollution, and lifestyle choices can take a toll on your skin's health, leading to weak protection, dryness, and premature aging. This article will explore the science behind skin health vitamins, their unique benefits, and how they nourish and revitalize your skin.


Understanding the Skin: Anatomy and Function


Our skin protects us from harm, regulates body temperature, and helps us sense our surroundings [1]. It is made of three layers. The outermost layer is the epidermis, which acts as a barrier against UV rays, pollutants, and germs. Underneath the epidermis is the dermis, which gives support and elasticity to the skin and allows us to feel sensations like touch, temperature, and pain. The deepest layer is the subcutaneous tissue or hypodermis, which provide insulation and store energy for future use. [2]


The way our skin looks can greatly affect our self-esteem and self-perception. Having clear, smooth, and healthy-looking skin can boost our confidence and contribute to a positive body image. However, skin conditions like acne, hyperpigmentation, or premature aging can make us self-conscious and insecure. Taking care of our skin and providing it with the necessary nutrients through food and skin health vitamins can improve its appearance and help us feel better about ourselves.


Vitamin A: The Youthful Glow Enhancer


Vitamin A is found in sweet potatoes, carrots, leafy greens, and eggs. Different forms of vitamin A include retinol, retinoids, and beta-carotene [4].


Retinol is the most active form of vitamin A and is commonly found in animal-based foods. Retinoids are compounds that come from retinol and have similar properties. They are often used in skin care products for their anti-aging and skin-renewing benefits. Beta-carotene is a provitamin A carotenoid found in colorful fruits and vegetables. It needs to be converted by the body into retinol before it can be used [5].


Vitamin A helps to maintain skin elasticity and prevent the formation of fine lines by supporting collagen production. Vitamin A also neutralizes free radicals produced by UV radiation, which can damage skin cells and speed up aging, to fight the signs of aging and photoaging caused by sun exposure [3][6].


If you struggle to get enough vitamin A from your diet, use skincare products and skin health vitamins that contain retinol or retinoids.


Vitamin C: The Skin Brightening Superstar


Vitamin C, ascorbic acid, is crucial in synthesizing collagen, which keeps skin elastic and firm. Vitamin C promotes the production of pro-collagen, a precursor to collagen, which helps enhance the skin's structural integrity, reducing the appearance of fine lines and wrinkles. Vitamin C also acts as an antioxidant, fading dark spots and reducing hyperpigmentation [7].


Foods like oranges, strawberries, kiwis, bell peppers, and broccoli contain Vitamin C.


For optimal efficacy, incorporate Vitamin C into your skincare routine with serums or moisturizers formulated with stable forms of Vitamin C, like ascorbic acid or its derivatives. Daily use of Vitamin C-containing products protects your skin against environmental stressors and maintains its radiance. Remember that Vitamin C is sensitive to light, air, and heat, which can reduce its effectiveness. Store Vitamin C skincare products and skin health vitamins in a cool, dark place and use them within their recommended shelf life[8].


Vitamin E: The Nourishing Protector


Vitamin E contains strong antioxidant properties that shield our skin from harmful environmental stressors and UV rays, which can cause premature aging. Vitamin E has healing properties that can help reduce inflammation and promote healthy skin [9].


Some of the best sources of Vitamin E include almonds, sunflower seeds, spinach, avocado, Swiss chard, butternut squash, olive oil, mango, kiwi, and trout.


Vitamin D: The Sunshine Vitamin for Skin


Vitamin D can be obtained from sunlight and certain foods, such as fatty fish, fortified dairy products, and egg yolks.


This nutrient supports skin cell turnover, which helps to maintain a fresh and youthful complexion. In addition to its cosmetic benefits, vitamin D has therapeutic effects on various skin conditions. For example, it can help reduce inflammation and ease symptoms for those with psoriasis or eczema [10].


While spending 10 to 30 minutes outdoors, with exposed arms, legs, and face, two to three times a week is enough for most people to produce adequate vitamin D, it's important to balance sun exposure and supplementation. Excessive sunlight without protection can damage the skin and increase the risk of skin cancer. In areas with limited sunlight or for those with certain health conditions, vitamin D supplementation with skin health vitamins is necessary [10].


B Vitamins: The Complexion Enhancers


B vitamins promote a natural moisture barrier and prevent dryness. They also help improve skin tone and texture, support natural repair processes, and promote cell renewal [11].


Key B vitamins include Niacin (B3), Pantothenic Acid (B5), Pyridoxine (B6), Biotin (B7), and Cobalamin (B12). Niacin synthesizes ceramides, lipids that help maintain the skin's barrier function. Pantothenic acid aids in skin repair/regeneration by contributing to the formation of Coenzyme A. Pyridoxine regulates hormones and balances sebum production, benefitting those with oily or acne-prone skin. Biotin promotes the skin's ability to repair itself and aids in amino acid metabolism, supporting the growth and maintenance of healthy skin tissues. Cobalamin is vital in producing red blood cells that transport oxygen and nutrients to skin cells, keeping them vibrant and healthy.


Foods rich in B vitamins include whole grains, legumes, nuts, seeds, leafy greens, eggs, and dairy products [11] [12].


Hyaluronic Acid: The Moisture Magnet


Hyaluronic acid keeps skin moist and elastic. Our skin's natural hyaluronic acid decreases as we age, leading to dryness, wrinkles, and dullness. However, incorporating hyaluronic acid into your skincare routine and skin health vitamins can help replenish and maintain your skin's moisture levels, resulting in a plumper, smoother, and more youthful appearance. Hydrated skin is less prone to irritation, redness, and dryness, leading to a healthy and comfortable complexion [13].


Hyaluronic acid works for all skin types. If you have dry skin, it provides much-needed hydration, reducing tightness and flakiness. If you have oily or acne-prone skin, it is lightweight and non-greasy, making it suitable for hydrating without clogging pores. Even those with sensitive or reactive skin can benefit from hyaluronic acid, as it rarely irritates [13].


Hyaluronic acid is available in various skincare products like serums, moisturizers, masks, and cleansers. When choosing products, look for formulations with different molecular weights of hyaluronic acid. High molecular weight hyaluronic acid forms a protective film on the skin's surface, while low molecular weight hyaluronic acid penetrates deeper into the skin for enhanced hydration. This dual-action approach ensures that your skin receives surface-level and deep moisturization [13].


Some individuals may also consider taking hyaluronic acid supplements to support skin hydration from within. These supplements typically contain hyaluronic acid derived from natural sources and can complement the effects of skincare products [13].


Ceramides: The Barrier Boosters


Ceramides are waxy fat molecules in the outermost layer of the skin to form the “glue” that holds the skin together. These lipid molecules preserve moisture, prevent water loss, and protect the skin from environmental damage [14].


Ceramides help repair and fortify the barrier enhancing the skin's ability to defend itself against pollution, UV radiation, and other external stressors [14].


Ceramide-rich moisturizers and creams benefit individuals with dry or sensitive skin. These products help replenish and reinforce the skin's lipid barrier, promoting a smoother and more hydrated complexion [14].


Other Essential Skin Health Vitamins, Minerals, and Nutrients


Zinc, Selenium, Omega-3 Fatty Acids, and Copper contribute to skin health.


Zinc helps control inflammation and regulate sebaceous gland activity, making it helpful for managing acne-prone skin. Additionally, Zinc has anti-inflammatory properties that can soothe irritated skin and promote the healing of acne lesions. Zinc is found in various foods, including nuts, seeds, whole grains, and legumes [15].


Selenium acts as an antioxidant, in conjunction with vitamin E, to guard the skin against harmful UV radiation and pollutants that cause oxidative stress. This helps to prevent premature aging and maintain the skin's elasticity. Selenium-rich foods include Brazil nuts, fish, whole grains, and eggs in your diet [16].


Omega-3 fatty acids, specifically EPA and DHA, have anti-inflammatory properties that combat dryness and inflammation in the skin by maintaining its natural moisture barrier. They promote a smooth and hydrated complexion and reduce redness and puffiness. Fatty fish, flaxseeds, chia seeds, and walnuts are all excellent sources of omega-3 fatty acids [17].


Copper is a mineral that promotes collagen production (maintaining the skin’s strength and elasticity) and enhances wound healing (providing increased skin repair and rejuvenation). Copper-rich foods include shellfish, nuts, seeds, and organ meats [18].


Lifestyle Tips for Radiant Skin


1. Maintain a balanced and nutritious diet.

A balanced and nutritious diet includes a variety of fruits, veggies, whole grains, lean proteins, and healthy fats. It's vital for skin health as it provides essential nutrients that promote repair, hydration, & a radiant complexion.


2. Stay hydrated.

Being hydrated means having enough water in the body. It's vital for skin health as water supports moisture balance, elasticity, and a radiant complexion. General recommendation: Aim for 64 oz of water per day.


3. Adopt a proper skincare routine.

Adopting a proper skincare routine involves cleansing, moisturizing, nourishing, and protecting the skin.


4. Add skincare supplements.

Adopting a supplementation routine is essential for skin health. Bioactive Multi, an ultra-absorbable gel multivitamin, provides vital nutrients to support radiant skin, including Vitamin A, C, E, Biotin, and Zinc.


5. Avoid harmful habits that damage the skin

Avoid smoking and excessive alcohol consumption to protect your skin from environmental pollutants. Get 6-8 hours of sleep to allow your skin to repair and regenerate overnight.


Consultation and Precautions


Before starting any supplementation regimen, it is crucial to seek professional advice, especially if you are pregnant, nursing, or taking medications. Be aware of potential interactions and understand that individual needs may vary.





Maintaining healthy and radiant skin requires a balanced and nutritious diet, a proper skincare routine, and the incorporation of essential skin health vitamins, hyaluronic acid, and ceramides.


Vitamins A, C, E, B, along with minerals like Zinc, Selenium, Omega-3 Fatty Acids, and Copper, provide a range of benefits for the skin, such as promoting collagen production, reducing inflammation, and protecting against environmental damage. Hyaluronic acid keeps the skin hydrated and plump, while ceramides fortify the skin's barrier, preventing moisture loss and improving overall health.


As we prioritize our skin's well-being through proper nutrition and skincare, we can achieve a radiant complexion and boost our self-confidence. Bioactive Multi offers targeted nutrients in an ultra-absorbable gel format, making it convenient and effective for supporting our skin's vitality.


Remember, healthy, glowing skin is not just about individual elements but the synergy between them.


About the Author

Amanda Herlocker is a Registered Dietitian with a Master’s in Nutrition Science. As the founder of The Queen City Dietitian, LLC in Charlotte, NC, she brings a depth of knowledge to her writings. Amanda’s expertise spans clinical nutrition, innovative recipe development, and evidence-based content creation for various platforms.




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