Excess in the body is rare, and since biotin is a water-soluble vitamin, it is excreted in the urine when in excess. Signs and symptoms of biotin overdose may include and are not limited to insomnia, excessive thirst, and urination.
Ask a doctor before using biotin if you are pregnant or breastfeeding. Your dose needs may be different during pregnancy or while you are nursing. Do not give any herbal/health supplement to a child without medical advice.
Biotin is safe to take — even at high doses. But taking too much can sometimes cause side effects like stomach ache, trouble sleeping, and excessive thirst. Talk to your healthcare provider if you think you've taken too much biotin. You can also contact Poison Control if you're having trouble reaching your provider.
As there are a number of alleged side-effects mentioned in relation to extreme over consumption of biotin, it may well be that any hair loss is a result of the body being 'out of sorts' or adjusting to this new regime rather than as a direct result of the biotin itself.
When taken by mouth: Biotin is likely safe for most people when taken in doses up to 300 mg daily for up to 6 months.
Most commonly, biotin use can result in falsely high levels of T4 and T3 and falsely low levels of TSH, leading to either a wrong diagnosis of hyperthyroidism or that the thyroid hormone dose is too high.
The amount of biotin suggested for hair growth usually ranges between 100 - 1,000 micrograms (mcg) daily, but this number varies based on your body's reaction to biotin.
Side effects of biotin can include: Trouble sleeping. Skin rashes. Digestive upset.
Biotin has no effect on thyroid hormone levels or thyroid function in the body. However, biotin can interfere with the measurement of hormone levels in the laboratory, making them inaccurate. This is because biotin is added as a reagent during some of the laboratory methods.
Who is at risk for biotin deficiency? People with health conditions that impact how the body absorbs nutrients, or who are on certain medications, can be at risk of developing biotin deficiency. Biotinidase deficiency (BTD) is the most common cause of biotin deficiency.
This cross-sectional study found that people with a higher intake of Biotin had lower odds of depression, anxiety and stress. The authors of the study performed a subgroup analysis and discovered that individuals with high dietary Biotin intake reduced the risk of stress, anxiety and depression.
These results suggest that the pharmacological dose of biotin decreased the blood pressure of the SHRSP via an NO-independent direct activation of soluble guanylate cyclase.
If a person has a biotin deficiency, taking biotin may improve the health of their skin. Otherwise, collagen can be a better option as there is more evidence to suggest it helps improve the skin's appearance.
Research shows that biotin improves hair health — including shine, volume, and scalp coverage in women who experience thinning hair. Research also shows that biotin helps improve skin's hydration, smoothness, and appearance.
Biotin Supplements. Biotin is beneficial for immune function, blood sugar regulation, hormone balance, energy production, healthy moods, pregnancy and breastfeeding, and nervous system support.
Boosts Energy and Mood
Since biotin and the other B vitamins play a big part in converting nutrients into fuel that your body can access, a lack of biotin can cause you to feel a serious slump in energy. In fact, it can also lead to feelings of fatigue, mood swings, and even digestive issues.
But biotin supplements may contain up to 650 times the adequate intake. The FDA warns that taking too much biotin can interfere with lab tests, such as hormone tests and tests for markers of heart attacks (like troponin). An inaccurate lab result can have dangerous consequences.
Biotin can most definitely increase the rate at which your beard grows while making each hair thicker and healthier. If you wish to start taking biotin daily to maximize beard growth, there are plenty of products on the market today that are formulated for this specific purpose.
Strengthens and thickens: Biotin "is well known for its positive effects on hair including growing stronger thicker strands," says Friese. Protects: Because biotin strengthens hair, it is less likely to break off at the ends, promoting and protecting length, explains Friese.
How Fast Does Biotin Work For Hair Growth? Research pertaining to how quickly vitamins work in the body is limited, however, we have found that some begin to see and experience benefits approximately 30 days after you start taking biotin. It may take up to 90 days or longer for some individuals.
Best overall vitamin for hair growth
Biotin, also known as vitamin B7, is a water-soluble vitamin that supports healthy hair, skin and nail growth.