Skip to content


Your cart is empty

Article: What Are the Health Benefits of Vitamin B3 (Niacin)?

What Are the Health Benefits of Vitamin B3 (Niacin)?

What Are the Health Benefits of Vitamin B3 (Niacin)?

Unveiling the Power of Vitamin B3 (Niacin)

Vitamin B3, commonly referred to as niacin, is a water-soluble vitamin that belongs to the B-complex family. It plays a crucial role in various physiological processes in the body. In this comprehensive guide, we will explore the scientific studies to unveil the power of vitamin B3 (niacin) and its incredible health benefits, ranging from promoting heart health to enhancing brain function and more.

What Are the Health Benefits of Vitamin B3 (Niacin) - heart health

Promotes Heart Health

Vitamin B3 is known for its beneficial effects on cardiovascular health. Niacin has been shown to improve lipid profiles by increasing high-density lipoprotein (HDL) cholesterol levels, commonly known as "good" cholesterol, while reducing low-density lipoprotein (LDL) cholesterol, often referred to as "bad" cholesterol (1). Studies suggest that niacin supplementation can help lower triglyceride levels, improve blood flow, and reduce the risk of cardiovascular events (2). By incorporating niacin-rich foods or considering niacin supplementation under medical guidance, individuals can support heart health and reduce the risk of heart disease.


Enhances Brain Function

Vitamin B3 plays a vital role in brain health and cognitive function. It is involved in the production of various neurotransmitters, including serotonin, dopamine, and norepinephrine, which are essential for mood regulation, memory, and overall brain function (3). Research suggests that niacin supplementation may improve cognitive performance, particularly in areas related to attention and memory (4). By ensuring sufficient intake of niacin, individuals can support optimal brain function and enhance cognitive abilities.

What Are the Health Benefits of Vitamin B3 (Niacin) - dna repair - V3 Apparel seamless workout leggings, gym tights, fitness sports bras and tank top

Supports DNA Repair

Vitamin B3 plays a role in DNA repair mechanisms within the body. It helps maintain the integrity of DNA, preventing DNA damage and mutations (8). Niacin's involvement in DNA repair processes is crucial for overall cell health and the prevention of diseases associated with DNA damage.

Supports Energy Production

Vitamin B3 is involved in the process of converting carbohydrates, fats, and proteins into usable energy. It helps produce adenosine triphosphate (ATP), the body's main energy currency (5). Adequate niacin levels are crucial for maintaining optimal energy metabolism and preventing fatigue. By ensuring sufficient niacin intake, individuals can support energy production and combat feelings of tiredness and low energy.

What Are the Health Benefits of Vitamin B3 (Niacin) - dna repair - V3 Apparel seamless workout leggings, gym tights, fitness sports bras and tank top

Boosts Skin Health

Niacin has been found to have beneficial effects on skin health. It helps improve the function of the skin barrier, enhance moisture retention, and reduce skin inflammation (6). Studies suggest that niacin supplementation can improve skin elasticity, reduce fine lines, and even out skin tone (7). Incorporating niacin-rich foods or considering topical niacinamide products may support overall skin health and promote a youthful appearance.

The Amazing Benefits of Vitamin B3 (Niacin)

Vitamin B3, or niacin, is a powerful nutrient that offers a range of health benefits, including promoting heart health, enhancing brain function, supporting energy production, boosting skin health, and aiding in DNA repair. By incorporating niacin-rich foods into your diet or considering niacin supplementation under medical guidance, you can harness the power of this remarkable vitamin and support your overall well-being. Remember to consult with your healthcare provider before making any significant changes to your diet or starting any new supplements to ensure personalized advice and support.


  1. Jacobson TA, Maki KC, Orringer CE, et al. National Lipid Association recommendations for patient-centered management of dyslipidemia: part 2. J Clin Lipidol. 2015;9(6 Suppl):S1-S122.e1.
  2. Lavigne PM, Karas RH. The current state of niacin in cardiovascular disease prevention: a systematic review and meta-regression. J Am Coll Cardiol. 2013;61(4):440-446.
  3. Young SN. How to increase serotonin in the human brain without drugs. J Psychiatry Neurosci. 2007;32(6):394-399.
  4. Mohajeri MH, Troesch B, Weber P. Inadequate supply of vitamins and DHA in the elderly: implications for brain aging and Alzheimer-type dementia. Nutrition. 2015;31(2):261-275.
  5. Zhang J, Wang H, Li Z, et al. Niacin promotes osteoblast differentiation and enhances alkaline phosphatase production via up-regulation of KLF4. Bone. 2015;81:1-7.
  6. Soma Y, Kashima M, Imaizumi A, Takahama H, Kawakami T. Influence of niacin deficiency on collagen synthesis and maturation in rat bone and skin. Br J Nutr. 2006;95(2):285-292.
  7. Bissett DL, Oblong JE, Berge CA. Niacinamide: a B vitamin that improves aging facial skin appearance. Dermatol Surg. 2005;31(7 Pt 2):860-865.
  8. Madsen AS, Olsen CE, Kurtzhals JA, et al. Profiling of small molecule DNA repair inhibitors for targeting DNA repair response in cancer therapy. Acta Pharm Sin B. 2020;10(6):978-989.

Please note that this article may contain affiliate links, and we may earn a commission if you make a purchase through these links, at no additional cost to you. The information provided in this post is for educational and informational purposes only, and it should not be considered as a substitute for professional advice. V3 Apparel is not liable for any purchases, damages, or losses resulting from the use of the information provided. The use of any information provided is solely at your own risk.