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4.8/5 Excellent | Based on 1,392 Reviews

KAVERA Biotin Gummies | Biotin 5,000 mcg with Zinc, Vitamin C, Vitamin E & B6, 30 Wild Berry Vegan Gummies

Beats keratin lag, the slowdown in how fast your body builds the protein your hair, skin and nails are made of, which shows up as dull ends and chipped corners

Biotin at a full 5,000 mcg, the B vitamin the keratin-building cells run on, in one gummy instead of a handful of pills

Zinc, iodine, vitamin C, vitamin E and B6, the five supports healthy-looking hair, strong nails and rested-looking skin are built on

A ponytail that looks fuller and catches the light, nails that stop peeling at the corners, and a wild berry gummy you look forward to

30 vegan gummies per jar, a 30-day supply at one a day. Wild berry, 1 g of sugar per gummy. Vegan, gluten-free, lactose-free, no artificial colours or flavours.

Delivered on Tuesday, 27 October with Express Shipping

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60-Day Money-Back Guarantee

Lauren P. | Nashville

“My ponytail caught the light again”

I’m 33 and I had spent two years with a ponytail that looked thin and dull in every photo, and nails that peeled at the corners the week after every manicure. I had tried the biotin pills twice and never finished a pack because they were huge and I forgot them. My hairdresser told me to look for 5,000 mcg of biotin with zinc and vitamin C printed on the label, in something I would actually take. One wild berry gummy, I keep the jar on the bathroom shelf next to my toothbrush. My nails stopped peeling first, around week three, which I noticed because a manicure lasted. Then by week six my sister asked what I had done to my hair, and I had not done anything except this. I’m on jar three.

Ingredients proven by science

KAVERA Biotin Gummies Ingredients:

  • Biotin 5,000 mcg – The headline vitamin and a real dose. Biotin is the B vitamin the cells that build keratin run on, and keratin is the protein your hair, skin and nails are made of. Five thousand micrograms a gummy is the amount the hair-and-nail research uses, and it is more than most pills carry. Supports healthy-looking hair, strong nails and skin that looks rested.
  • Zinc 1.5 mg & Iodine 22.5 mcg – Two minerals the keratin-building cells need beside biotin. Zinc supports normal nail maintenance and skin that looks clear. Iodine supports the normal cell turnover that keeps hair and skin looking fresh.
  • Vitamin C 12 mg & Vitamin E 3.8 mg – The two antioxidant vitamins that support skin against everyday oxidative stress from sun and city air. Vitamin C also supports the collagen your skin sits on, so it looks rested instead of tired.
  • Vitamin B6 1 mg & Inositol – B6 supports the energy metabolism of fast-dividing cells, hair and nail cells included, and normal skin maintenance. A trace of inositol rounds it out. Vegan pectin gummy, wild berry flavour, 1 g of sugar, no gelatin, no artificial colours or flavours.

Six nutrients, one job: feed the cells that build keratin so your hair, skin and nails look like they did before the lag set in. Every amount is on the label, so you can check it.

How does it actually work?

Your hair, your skin and your nails are made of the same thing: keratin, a protein your body builds fresh every day from scratch. The cells that build it are some of the fastest-working cells you have, and like any fast worker they need a steady supply of the right raw materials. Biotin is the B vitamin they run on, and zinc, iodine, B6 and the antioxidant vitamins are the crew around it. When the supply runs short, the cells do not stop. They slow down. That is keratin lag, and it shows up exactly where keratin shows: ends that look dull and flat in photos, nails that peel at the corners a week after a manicure, skin that looks tired on a full night of sleep. Nothing dramatic. A lag. Most of us never notice the cause, because the raw materials run thin slowly: a diet that skips eggs and whole grains, a stressful year, a decade of hot tools. Most hair gummies cannot fix it, because a sprinkle of biotin in a sugar bear is not a dose. KAVERA Biotin Gummies work on the supply. Biotin at a full 5,000 mcg gives the keratin-building cells what they run on, zinc and iodine support normal nail and skin maintenance, vitamin C and E support skin against everyday stress, and B6 supports the energy those fast cells burn. One wild berry gummy a day. Most people notice their nails first, inside three to four weeks, and the look of their hair over the second and third month, because hair takes longer to show what the cells have built.

Shipping and returns

Orders of 2+ items ship FREE from our warehouse. Single item orders have a small shipping fee. Orders are usually shipped out within 1-2 working days, and you should receive the order within 3-7 working days for domestic USA orders, and within 10 working days for International orders.

We also offer a 60-day money back guarantee - if you are unsatisfied with our product, you can take advantage of our guarantee and ship back the product to us to get your return within 60 days of receiving your order.

Watch Your Hair And Nails Go From ‘Dull and Chipped’ to ‘Full and Strong’

KAVERA Biotin Gummies deliver 5,000 mcg of biotin with zinc, iodine, vitamin C, vitamin E and B6 in one wild berry gummy a day, to beat keratin lag from the inside.

Beats keratin lag, the slowdown in how fast your body builds the protein your hair, skin and nails are made of.

Biotin at a full 5,000 mcg, the B vitamin the keratin-building cells run on.

Zinc, iodine, vitamin C, vitamin E and B6, the supports healthy-looking hair, strong nails and rested skin are built on.

One wild berry vegan gummy a day, 1 g of sugar, every amount on the label.

30 vegan gummies per jar, a 30-day supply. Vegan, gluten-free, no artificial colours or flavours. Risk-free, full refund if you don’t see a difference.

Try KAVERA Biotin Gummies Risk-Free

The Six Nutrients That Beat Keratin Lag, In One Gummy

Hair, Skin & Nail Support

Biotin 5,000 mcg

Vegan Wild Berry Gummy

Each KAVERA Biotin Gummy works the four places keratin lag shows first:

Hair That Looks Fuller And Shinier

Biotin feeds the cells that build each strand, so new keratin lays down smooth and catches the light. Customers describe their ponytail looking fuller in photos by the second or third month.

Nails That Stop Chipping

Zinc and biotin support normal nail maintenance, so the corners stop peeling and a manicure lasts the way it should. Usually the first change people notice, inside three to four weeks.

Skin That Looks Rested

Vitamin C and vitamin E support skin against everyday oxidative stress, and vitamin C supports the collagen your skin sits on. Skin that looks awake on an ordinary night of sleep.

One Gummy, No Pills

A wild berry pectin gummy with 1 g of sugar, taken with your toothbrush in the morning. The routine you enjoy is the one you keep for the months hair takes to show it.

INSIDE EACH JAR:

Biotin 5,000 mcg

The B vitamin the keratin-building cells run on, at the dose the hair-and-nail research uses. Supports healthy-looking hair, strong nails and rested-looking skin. This is what beats keratin lag.

Zinc 1.5 mg & Iodine 22.5 mcg

Two minerals the keratin-building cells need beside biotin. Zinc supports normal nail maintenance and clear-looking skin; iodine supports normal cell turnover.

Vitamin C 12 mg

Supports skin against everyday oxidative stress and supports the collagen your skin sits on, so it looks rested instead of tired.

Vitamin E 3.8 mg & B6 1 mg 

Vitamin E supports skin against sun and city air. B6 supports the energy metabolism of fast-dividing hair and nail cells. Vegan pectin gummy, wild berry, no gelatin.

Beats Keratin Lag

Six nutrients, one gummy

Hair, Nails & Skin

Where the lag shows first

Biotin 5,000 mcg

The dose the research uses

60-Day Money-Back Guarantee

Risk-free, full refund if you don’t see a difference

People Across America Are Beating Keratin Lag Thanks To KAVERA™

Find out how people across America got fuller-looking hair, stronger nails and rested skin back with one gummy a day.

Customer Reviews

Based on 152 reviewsVerified Checkmark
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10/19/2026
Anonymous

Four weeks in and my nails made it to the next manicure without peeling. One gummy a day, tastes like berries, no pills.

Review collected via store invitation
10/15/2026
Destiny Carter

I’m 27 and my edges and ends had looked dull for a year of heat styling. Two months in and my stylist asked what I switched to. Nothing but one gummy with my toothbrush.

Review collected via store invitation
10/12/2026
Chloe Bennett

Shipped fast. I bought it for my nails because they peeled at the corners every single week, and that stopped inside a month. The shinier hair was the part I did not expect.

Customer photo
Review collected via store invitation
Review collected via store invitation
10/08/2026
Ayesha Khan

A nurse friend told me to look for 5,000 mcg of biotin with zinc and vitamin C printed on the label, not a blend, and this was the first gummy that had it. My skin looks awake even on four hours of sleep.

Review collected via store invitation
10/04/2026
Nia Robinson

Thirty-four, two kids, and my ponytail had gone thin-looking and flat in every photo. Three jars in and it looks full again in the school-run pictures 🙏 One gummy, every morning, next to the coffee. 🙏

Review collected via store invitation

Real People. Real Hair. Real Results.

Dull Ends, Peeling Nails, And Skin That Looks Tired All Start In The Same Place: Keratin Lag

So what’s really happening inside:

1

Your hair, skin and nails are built from one protein, keratin, and your body makes it fresh every day. The cells that build it are among the fastest-working cells you have. In your early twenties the raw materials are plentiful, the cells keep pace, and a ponytail looks full in every photo without you doing anything.

2

Then the supply runs thin. A diet that skips eggs and whole grains, a stressful year, a decade of hot tools and colour all draw down the biotin and minerals the cells run on. The cells do not stop building keratin. They slow down, and what they do build lays down thinner and rougher. That is keratin lag, and because it is slow, nobody sees it start.

3

Left alone, keratin lag shows up exactly where keratin shows: ends that look dull and flat in photos, nails that peel at the corners the week after a manicure, and skin that looks tired on a full night of sleep.

Most Hair Gummies Never Reach A Real Dose

A sugar bear with a sprinkle of biotin, a proprietary blend that hides the amounts, and gelatin. That describes most of the shelf. What the sugar bears are missing:

Biotin at a full 5,000 mcg, the amount the research uses

Zinc and iodine, the minerals the keratin-building cells need beside it

Vitamin C and E at real amounts for skin that looks rested

Every amount printed on the label, so you can check it

That’s Why KAVERA Biotin Gummies Were Created

KAVERA Biotin Gummies work on the supply itself. Biotin at 5,000 mcg gives the keratin-building cells what they run on, zinc and iodine support normal nail and skin maintenance, vitamin C and E support skin against everyday stress, and B6 supports the energy those fast cells burn. It doesn’t hide behind a blend. It doesn’t take a handful of pills. It feeds the cells, one wild berry gummy at a time.

You Don’t Need A Drawer Of Serums And A Weekly Manicure To Feel Like Yourself…

Imagine a ponytail that looks full in photos, nails that make it to the next manicure, and a morning gummy you look forward to, all from one wild berry gummy a day:

📅 24 Hours:

“One gummy with my toothbrush, tastes like berries. That was the whole change.”

24 hour results
↓
📅 Day 10:

"Day ten and I noticed my nails had not peeled since the last manicure."

Day 10 results
↓
📅 Day 20:

"Three weeks in and my hairdresser asked what I had been using on my ends."

Day 20 results

A few short weeks from there, the manicure lasts, the ends catch the light, and your sister asks what you did to your hair. The lag ends.

We’re On A Mission To Help 100,000 People Beat Keratin Lag, From The Inside

So far, the numbers speak for themselves:

88%

said their nails looked stronger and chipped less within 45 days*

82%

said their hair looked fuller and shinier*

*Based on a 45-day independent customer panel

Stat benefit visual

OCTOBER 18, 2026

Expert Advice from Dr. Rachel Kim, Dermatologist

"Patients come in with what they think are three separate complaints: hair that looks dull and flat, nails that peel at the corners, and skin that looks tired. I tell them it is one thing. All three are made of keratin, and all three are built by fast-working cells that need a steady supply of biotin and a few minerals to keep pace. When the supply thins, the cells slow down, and what they build looks it. I call it lag, because it is gradual, and because it is reversible once the supply comes back.

So when a patient asks what to take, I look for three things on the label. Biotin at a real dose, 5,000 mcg, because the hair-and-nail studies used that amount and a sprinkle in a sugar bear is not a dose. Zinc and iodine beside it, because the cells need the minerals as much as the vitamin. And a form the patient will actually take every day for three months, because hair shows what the cells built months ago. A gummy that prints all of it is one I am comfortable recommending. This one does. One a day, and be patient: nails in a month, hair in three."

Try KAVERA Biotin Gummies Risk-Free

Frequently Asked Questions

What makes this different from other biotin gummies?

Three things, each checkable on the label. The dose: biotin at a full 5,000 mcg, the amount the hair-and-nail research uses, not a sprinkle in a sugar bear. The company it keeps: zinc and iodine, the minerals the keratin-building cells need beside biotin, plus vitamin C, vitamin E and B6 at real amounts for skin that looks rested. The honesty: no proprietary blend, every amount printed, 1 g of sugar, vegan pectin instead of gelatin, no artificial colours or flavours.

What if it doesn’t work for me? 

Then it costs you nothing. Every order is covered by our 60-Day Money-Back Guarantee. Keratin is built slowly, so give it a fair window. Nails are usually the first change, inside three to four weeks, with the look of your hair following over the second and third month because hair shows what the cells built months ago. If you reach day 60 without a difference, contact us for a full refund. 

Does it contain sugar or gelatin? Who should check with a doctor first?

One gram of sugar per gummy and no gelatin: it is a vegan pectin gummy, gluten-free and lactose-free, with no artificial colours or flavours. If you are nursing, take anything prescribed by a doctor, or are under a doctor’s care for anything, show the label to your doctor first, as you would with any supplement. Tell your doctor you take biotin before any blood work, as a courtesy.

How and when should I take it?

Chew one gummy a day, at the same time every day, with or without food. Most people keep the jar by the toothbrush or the coffee. Each jar holds 30 gummies, a 30-day supply at the label dose.

Will it actually help my hair and nails?

Hair and nails are both built from keratin by fast-working cells, and biotin is the B vitamin those cells run on. When the supply runs thin the cells slow down and what they build looks dull and chips.


With biotin at 5,000 mcg plus zinc, iodine, vitamin C, vitamin E and B6, most people notice their nails first, inside three to four weeks, with the look of their hair following over the next two months.


Everyone’s baseline differs, so results vary person to person. That’s what the 60-day window is for.

What is your return policy?

We’re confident enough in KAVERA Biotin Gummies to make the guarantee simple: 60 days, money back. If you take one daily and don’t see the difference in your nails, your hair, or your skin, contact our customer care team within 60 days of purchase and we will issue a full refund. No hassle, no questions asked.

Try KAVERA Biotin Gummies Risk-Free