Keratin Booster Conny Lashes

Keratin Booster

Regular price 14,90 EUR

excl. tax and shipping
tax-free for orders outside of EU

The Keratin Booster nourishes natural lashes and eyebrows with keratin and vitamins. It increases the density of lashes and brows from the inside out and makes them fuller, thicker and longer. Our Keratin Booster keeps the lashes and brows healthy and makes them stronger and more resilient to damage. It’s the best choice when doing a lash lift, brow lift or eyelash extension removal. Our Keratin Booster is vegan friendly and cruelty free.

What it is for

The Keratin Booster was designed to provide the eyelashes and brows with vitamins and strengthen the hair roots. For professional use only.

Product Details

  • Keratin Booster
  • Content: 5ml
  • Approximately 50 clients/bottle
  • Shelf life 1 year | opened 6 months
  • Free from mineral oil
  • Not tested on animals
  • Store at room temperature

How to use

  • Apply the liquid after tinting the eyelashes or eyebrows.
  • It should be applied from the roots to the tips of the hair.

Conny Lashes Tips

  • Apply a generous amount of the Keratin Booster with a micro brush onto the lashes and brows.
  • With its rich formula it’s the best choice for stressed lashes and brows.
  • If contact with eyes occurs, rinse thoroughly with water.
  • If irritation occurs, seek medical advice.
  • Store the eyelash lift adhesive in a cool, dark, dry place.


We are proud to offer our customers flat rate shipping for all Austria, Germany orders and all other countries in the world. In Austria and Germany we charge € 6,00 and in all other countries we charge a flat rate of € 12,00. Most orders are shipped via Fedex, DHL, Hermes, German Post or Austrian Post. Orders are shipped and delivered to a valid mailing address on business days only (Monday – Friday, excluding major holidays).

Transit Time

Transit Time does not begin until your package leaves the shipping carrier's facility and does not include weekends or holidays.

Conny Lashes reserves 48 hours for processing from the time an order is placed before it is transferred to our carrier and leaves our warehouse for shipment. 

Ground Shipping

Most orders are processed and shipped within 24 hours of purchase, depending on product availability. Any orders placed on weekends or holidays will be processed and shipped the next available business day.

Once your order has been processed, transit time is anywhere between 1 and 5 business days, depending on your shipping address. Shipments may be delayed due to internal server errors, weather, and other unexpected conditions.

Express Shipping

2nd Day and Next Day purchases placed by 10:00 am CET will be processed and shipped on the same day, depending on product availability. All expedited shipping orders placed after 10:00 am CET will be processed and shipped the next available business day. Note that these times are not guaranteed and may be delayed due to internal server errors, weather, and other unexpected conditions.

Please note that orders are shipped and delivered on business days only (Monday – Friday, excluding major holidays).

International Shipping

We ship worldwide! We charge a flat rate of € 12,00 for international shipping.

Duties, Taxes, Customs & Other Fees
International orders may be subject to local import duties and taxes (VAT). You are responsible for checking with the shipping destination country as to their regulations regarding duties and taxes. You are also responsible for paying any import duties, taxes or other fees that may be applied.

Conny Lashes is not be responsible for, nor can we offer, any specific advice regarding any customs-related fees that you may incur. For specific information, please consult with your local government import office.

Refund of Returned Package

In the case that a package is refused and shipped back to Conny Lashes, if the items are received in the same condition as sent to the receiver, we will refund the customer for the products only. Please note that any return shipping fees, customs duties, or other associated fees that are billed to Conny Lashes by the carrier will be deducted from the refund amount.

Tracking Info

Tracking information will be sent via e-mail upon shipment of goods. Charges are subject to change without notice.

Return Policy

If you would like to return an item, you must notify Conny Lashes within thirty (30) days of your order being delivered and obtain a return authorization number. To be eligible for a return, items must be unopened, unused and in the same condition that you received it. Your return authorization number must be clearly marked on the outside of the return packaging. Once your returned items have been received and inspected, you will be refunded for the items authorized for return. Shipping and handling costs will not be reimbursed. Please allow 2 weeks for returns to be processed and for any refunds to be issued.

To initiate a return, please contact us at

Product Instructions

Prior to using our products, please ensure that you have read and understand all the directions on the product label and on our website, so that you will be able to apply the product correctly.

Product Damage in Shipment or Defective

If the item you receive is damaged in shipment or defective, you must contact us within 3 days of receipt to initiate a return. 

Cancelling an Order

If you would like to cancel or change an order that you've just placed, please email us at immediately. We will try to accommodate your request; however, orders for items that have already been shipped cannot be cancelled.

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