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Wellness Reset Sale. 40% off your first subscription order.

Killer Nails®

This high-potency vegan biotin supplement supports nail and hair health for length + strength from root to tip

✓ Helps strengthen nails + hair
✓ Supports nail thickness
✓ Helps reduce nail splitting + breakage

25% increase in nail thickness in people with brittle, splitting, or soft nails**

We formulate with clinically proven nutrients and source with great care. Every ingredient is meticulously tested to ensure that all of our supplements are pure, potent and effective.

  • Verified Clean Ingredients
  • Clinically Tested Actives
  • Triple Tested & 3rd Party Validated for Purity & Quality
  • Formulated by RD Nutritionists
  • Free of The Tricky 12
  • No Artificial Colors, Sweeteners, Flavors & Preservatives

What's Inside

  1. Vegan Biotin

    Vegan Biotin

    This B vitamin helps strengthen nails and hair.*

  2. Selenium

    Selenium

    Plays a role in maintaining hair and nail health*

Reviews

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FAQs

  • Can I take Killer Nails® with Hair Strong Gummies?

    Because of the high amount of biotin in each supplement, we don’t suggest taking them together as it may cause breakouts.

  • Can Killer Nails® also help my hair?

    Yes! Killer Nails® contains biotin which can also support hair health.

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Offer valid until 8/18/2026 at 11:59pm PST. Must use code RESET40 to redeem. Valid for 40% off first subscription purchase of $49 minimum and $500 maximum value (before tax, shipping, and discounts). Offer valid on https://www.humnutrition.com/ only. Offer may not be used in combination with any other promotion code and are for one-time use. Offer may be used in combination with Buy three Saving discount. Offer may not be used in combination with third-party loyalty, reward, or cash-back programs. Offers cannot be applied to existing subscriptions, previously placed, or pending orders. Offers apply to authorized purchases only. Only authorized orders will be processed and shipped. We reserve the right to cancel any order due to unauthorized, altered, or ineligible use of the offer and to modify or cancel this promotion due to system error or unforeseen problems. Other restrictions may apply.

Free Flatter Me Fiber GLP-1 Booster Strawberry Lemon flavor 5-count stick pack box with purchase of $69 dollars or more valid on first-time subscription purchase on https://www.humnutrition.com/. Offer expires 8/18/2026 at 11:59 pm. The gift will be automatically added to qualifying orders with a Minimum purchase of $69 USD during the checkout process. This promotion is subject to availability and may be discontinued or modified at any time without prior notice. The gift cannot be redeemed for cash or exchanged for any other item. This offer cannot be combined with any other promotions or discounts. Other terms and conditions apply.

Offer valid until 8/18/2026 at 11:59pm PST. Must use code RESET40 to redeem. Valid for 40% off first subscription purchase of $49 minimum and $500 maximum value (before tax, shipping, and discounts). Offer valid on https://www.humnutrition.com/ only. Offer may not be used in combination with any other promotion code and are for one-time use. Offer may be used in combination with Buy three Saving discount. Offer may not be used in combination with third-party loyalty, reward, or cash-back programs. Offers cannot be applied to existing subscriptions, previously placed, or pending orders. Offers apply to authorized purchases only. Only authorized orders will be processed and shipped. We reserve the right to cancel any order due to unauthorized, altered, or ineligible use of the offer and to modify or cancel this promotion due to system error or unforeseen problems. Other restrictions may apply.

Free Flatter Me Fiber GLP-1 Booster Strawberry Lemon flavor 5-count stick pack box with purchase of $69 dollars or more valid on first-time subscription purchase on https://www.humnutrition.com/. Offer expires 8/18/2026 at 11:59 pm. The gift will be automatically added to qualifying orders with a Minimum purchase of $69 USD during the checkout process. This promotion is subject to availability and may be discontinued or modified at any time without prior notice. The gift cannot be redeemed for cash or exchanged for any other item. This offer cannot be combined with any other promotions or discounts. Other terms and conditions apply.