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California Gold Nutrition

Biotin, 5,000 mcg, 120 Veggie Capsules

4.8 · 1307 reviews
1,489 ₽

High Potency Formulated without Gluten, GMOs, or Soy Suitable for Vegetarians California Gold Nutrition® Beauty Biotin contains 5,000 mcg of USP Grade Biotin. Biotin is an essential cofactor in the metabolism of nutrients including carbohydrates, fats, and amino acids. iTested Verified

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High Potency Formulated without Gluten, GMOs, or Soy Suitable for Vegetarians California Gold Nutrition® Beauty Biotin contains 5,000 mcg of USP Grade Biotin. Biotin is an essential cofactor in the metabolism of nutrients including carbohydrates, fats, and amino acids. iTested Verified

Customer reviews

5.0
verified purchase
Good for Hair Growth.

Biotin is a water-soluble B-vitamin involved in: Keratin synthesis → hair, skin, nails Fatty acid metabolism → scalp health Glucose metabolism → energy regulation Clinically, it acts as a coenzyme for carboxylases (e.g., acetyl-CoA carboxylase). 💇‍♂️ Biotin for Hair Growth — Reality Check ✅ Works well IF: You have a biotin deficiency (rare but possible) Gut issues (you have ulcerative colitis → relevant) Poor diet / absorption issues. Good for hair growth.

3/26/2026
5.0
verified purchase

Great product and cheaper than the other brands. I noticed and feel that my grows thicker and shiny..

3/25/2026
5.0
verified purchase
Great

I love this biotin. It has perfect dosage 5000 mcg. High quality of ingredients. Big size. Perfect to stop hair loss. Good package

1/29/2026
5.0
verified purchase

Hoping for a great review in a couple months......check back!

1/17/2026
5.0
verified purchase
Yeah, sure - this is fine

It’s a supplement. My hair and nails are stronger. But is it the supplement or something else in my life? For instance - I’m in cougar puberty and taking HrT, so maybe that’s also having an impact on the ol’ hair and nails situation? Anywho - these are fine. No complaints. Correlation? Causation? Dunno.

11/11/2025
4.0
verified purchase
Good product

It’s a good quality biotin capsules. I’ve bn taking for my hair loosing too many. With these capsules helped me to stop loosing now. Also good for the skin too. Good size 120 capsules n I’m taking only one a day. Quality product n good packaging. I’m benefiting with.

10/17/2025
5.0
verified purchase
Good

I started taking this biotin a few months ago hoping to boost my hair and nail health, and so far I’m pleased. The veggie capsules are small and easy to swallow, and I haven’t noticed any odd aftertaste. After about 4–6 weeks, my nails seem a lot stronger (less chipping) and I’ve seen fewer hairs in the drain when I shower. That said, the change is gradual, not dramatic, and results might vary. I also stay cautious because high biotin doses can interfere with blood tests (especially thyroid or hormone panels), so I make sure to pause it before any lab work. Overall, it feels like a good, clean supplement to try if you're looking to support your beauty from the inside.

10/6/2025
5.0
verified purchase
Stronger Hair and Nails with Daily Use

The bottle is simple and secure, and the capsules have almost no scent. I take one a day with food, and over time I’ve noticed stronger hair, healthier nails, and better overall skin. With 5000 mcg of biotin per capsule, it’s an easy addition to my routine and great for daily support.

10/4/2025
5.0
verified purchase
Happy with this

I feel like this product did help my hair growth, nail improvement, collagen and skin. I know there are many benefits to this product. No after taste in my opinion. I was happy to add this to my supplement routine and I do think it did help me in many ways. I was happy with the quality and ingredients.

8/6/2025
5.0
verified purchase
Amazing results for hair and skin!

I’ve been taking this biotin daily and noticed real improvements in my hair and skin. My hair feels stronger, grows faster, and I have less shedding. My skin also looks clearer and more radiant. The capsules are a good size and easy to swallow. Great quality and clean ingredients — no weird aftertaste. I love that it’s vegetarian-friendly and the bottle lasts a long time. Highly recommend if you’re looking to support your beauty from within!

7/21/2025