Overview

SCIENTIFIC SCORE
No researches found
N/A
USERS' SCORE
Good
Based on 7 Reviews
8.7
Supplement Facts
Serving Size: 1 Tablet
Amount Per Serving
%DV
Biotin 
10,000 mcg 
33,330%
Calcium (from Dibasic Calcium Phosphate)
66 mg 
5%

Most Useful Reviews

9.5
Accelerates metabolism
This product promotes hair and nail growth while accelerating metabolism. It has shown significant improvement in hair growth and nail strength within 30 days. However, those with health concerns should consult their doctor before use.
Read More
9.5
Strengthens hair
Excellent Biotin! This high-quality product is very effective; my hair has grown stronger and fuller, stopping its fall. I take it with plenty of water, and I also recommend combining it with a good vitamin for hair health.
Read More
8.8
Strengthens nails
My nails used to break easily, but since I started taking this with my meals, they have become strong. I noticed the effects within a month, with a reduction in hair loss and more volume and elasticity in my hair.
Read More

User Reviews

USERS' SCORE
Good
Based on 7 Reviews
8.7
  • All Reviews
  • Positive Reviews
  • Negative Reviews
9.5
Accelerates metabolism
This product promotes hair and nail growth while accelerating metabolism. It has shown significant improvement in hair growth and nail strength within 30 days. However, those with health concerns should consult their doctor before use.
Read More
9.5
Strengthens hair
Excellent Biotin! This high-quality product is very effective; my hair has grown stronger and fuller, stopping its fall. I take it with plenty of water, and I also recommend combining it with a good vitamin for hair health.
Read More
8.8
Strengthens nails
My nails used to break easily, but since I started taking this with my meals, they have become strong. I noticed the effects within a month, with a reduction in hair loss and more volume and elasticity in my hair.
Read More
8.8
Significant improvement
I bought Zuohao Nai for hair loss and noticed a visible reduction when showering. The food is easy to consume but has no notable effect on my skin yet. However, I plan to repurchase due to the improvement in my hair loss problem.
Read More
8.8
Nutritional deficiency
A high dose but effective if the hair fall is due to nutritional deficiency! Natrol supplements have always worked for me. The dosage of this Biotin is slightly high, but benefits those with food deficiencies affecting nails, skin, and hair.
Read More

Frequently Asked Questions

Food poisoning, also known as foodborne illness, occurs when you consume contaminated food or beverages. This contamination can result from bacteria, viruses, parasites, or chemical substances that have infected the food. Common symptoms of food poisoning include nausea, vomiting, diarrhea, abdominal cramps, and fever, which usually appear within hours or days following the consumption of contaminated food. While most cases resolve on their own within a few days, some can lead to severe complications, especially in vulnerable populations such as young children, the elderly, and individuals with weakened immune systems.

To prevent food poisoning, it's essential to practice safe food handling techniques such as washing hands, cooking food to the appropriate temperatures, and avoiding cross-contamination between raw and cooked foods. Keeping your refrigerator at the correct temperature and being mindful of expiration dates can also help reduce the risk of foodborne illnesses. If you suspect that you have food poisoning, particularly if symptoms are severe or persistent, it's important to seek medical attention.

Biotin, also known as vitamin B7, is a water-soluble B-vitamin that plays a crucial role in various metabolic processes in the body. It is essential for converting nutrients into energy and is involved in the synthesis of fatty acids, amino acids, and glucose. Biotin is naturally found in a variety of foods, including eggs, nuts, seeds, fish, meat, dairy products, and certain vegetables. While deficiencies are rare due to its abundance in common diets, they can lead to symptoms such as hair loss, skin rashes, and neurological issues.

Many people take biotin supplements believing they can improve hair, skin, and nail health. Although there is some evidence to support the benefits of biotin for hair growth—especially in those with a deficiency—more research is needed to establish its efficacy for those with sufficient levels. The FDA does not regulate dietary supplements as strictly as medications, so it’s crucial to choose high-quality products from reputable manufacturers. Always consult with a healthcare professional before starting any new supplement to ensure it’s appropriate for your specific needs.

Based on user reviews, many report noteworthy improvements in hair and nail health when using the product. For instance, one reviewer noted significant enhancements in hair growth and nail strength within just 30 days of starting the supplement, highlighting the product's ability to promote hair and nail growth while also supporting metabolism (Read Review). Another user expressed satisfaction with the overall strength and fullness of their hair, mentioning that it helped reduce hair loss when taken consistently with plenty of water (Read Review).

Additionally, some users have reported that their nails became significantly stronger after incorporating this supplement into their diet, with one individual observing these positive changes within a month, alongside a reduction in hair loss (Read Review). Another user mentioned experiencing a visible reduction in hair loss while showering, reinforcing the product's reputation for effectiveness in tackling hair issues (Read Review). However, it is essential to note that individual results can vary, and some users suggest consulting a healthcare professional prior to starting any new supplement regimen.

9.5
Accelerates metabolism
This product promotes hair and nail growth while accelerating metabolism. It has shown significant improvement in hair growth and nail strength within 30 days. However, those with health concerns should consult their doctor before use.
9.5
Strengthens hair
Excellent Biotin! This high-quality product is very effective; my hair has grown stronger and fuller, stopping its fall. I take it with plenty of water, and I also recommend combining it with a good vitamin for hair health.
8.8
Strengthens nails
My nails used to break easily, but since I started taking this with my meals, they have become strong. I noticed the effects within a month, with a reduction in hair loss and more volume and elasticity in my hair.
8.8
Significant improvement
I bought Zuohao Nai for hair loss and noticed a visible reduction when showering. The food is easy to consume but has no notable effect on my skin yet. However, I plan to repurchase due to the improvement in my hair loss problem.
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