Niacin (vitamin B3) is an essential nutrient that aids in converting food into energy. It plays a key role in maintaining healthy skin, nerves, and blood circulation. Found in foods like fish, poultry, whole grains, and fortified cereals, niacin is also available as dietary supplements and is commonly included in hair growth treatments for its circulation-boosting properties.

Niacin promotes hair health by improving blood circulation to the scalp, ensuring hair follicles receive the oxygen and nutrients needed for growth. A well-nourished follicle strengthens hair strands, reduces breakage, and can combat hair thinning. Additionally, niacin helps repair damaged hair, revitalizing dull or weak strands, making it a valuable nutrient for anyone experiencing hair loss.

For hair health, the recommended daily intake of niacin is approximately 14-16 mg for adults, as part of your diet or supplements. If used therapeutically for hair loss, higher doses (50-100 mg) might be recommended under medical supervision. Excessive intake can cause side effects like flushing, so it’s important not to exceed safe limits.

Niacin is generally safe when consumed within recommended daily allowances. While mild side effects like flushing (redness and warmth of the skin) are common at higher doses, this is harmless and temporary. However, prolonged high doses may lead to liver damage, digestive discomfort, or blood sugar imbalances. Always consult a healthcare professional before increasing your intake, especially in supplement form.

To ensure high-quality niacin supplements, look for products tested by third-party organizations like USP or NSF. Choose reputable brands that use natural, bioavailable forms of niacin, such as nicotinamide or niacinamide, as these are gentler and effective. Additionally, check for transparent labeling, minimal additives, and certifications that guarantee purity and potency.