Q&A(21)
Q: can this be used on a 14 years old kid?
A: I would say that this product would be for people 11 and over.Anyone under 11 would probably not be mature enough and would not work the best.Hope this could help and yes a 14 year old can use this.
submitted byMHsock - 1 year agoA: Hey, Great question! The Suggested Age for the Crest 3d Whitestrips are 12 Years and up. For all your future beauty questions, get real-time answers using the “Chat with a Virtual Beauty Consultant” button, found on every product page.
submitted byTarget Beauty Consulting - 2 years agoBrand expertA: Yes, a 14 year old can use our Classic White Whitestrips.
submitted byCrest - 2 years agoBrand expert
Q: How often is the recommended usage of these for beginners. I just started caring for myself again and would like to start using these more.
A: You can only use 2- 24 packs a year
submitted byAlexia B - 2 years agoA: For these Whitestrips, you can use up to Crest 3D White Whitestrips teeth whitening kits per year.
submitted byCrest - 2 years agoBrand expert
Q: can I use again after 3 months of my first treatment
A: We recommend you use no more than 1-2 Whitestrip kits per year. You can use the kits whenever you want so long as you don't exceed that threshold.
submitted byCrest - 2 years agoBrand expert
Q: Can one top & one bottom white strip be used only once a month just for maintainance?
A: Great question! No, you can spread usage of the kits out over the year, or even use one kit straight after another, so long as you don't exceed a total of 2 kits per year (one 3D White Supreme Flexfit kit + one other 3D White kit, or two 3D White Kits (not Supreme Flexfit). Although, Crest 3D White Daily Whitening Serum may be used between Crest Whitestrips treatments to help maintain whitening results. Please call us at (800) 395-8423 if you have any additional questions. We're happy to help.
submitted byCrest - 3 days agoBrand expert
Q: Can I drink water right after using a whitening strip?
A: After wearing and removing your Whitestrips, you can eat and drink at any time. There is no need to wait for any time period after you complete your treatment.
submitted byCrest - 22 days agoBrand expert
Q: How many levels does this formula typically whiten teeth after a full treatment cycle?
A: There's no clear answer as it will vary by consumer.
submitted byCrest - 2 months agoBrand expert
Q: How is the current formula different than the original formula released to market? Is there more or less hydrogen peroxide? There use to be 24 strips per treatment. Is the new formula more potent?
A: There are 10 total treatments which means there are 10 Whitestrips total. There has been no formula change. Be sure to follow the usage instructions.
submitted byCrest - 2 months agoBrand expert
Q: Are these ok to use during pregnancy?
A: The amount of hydrogen peroxide you might swallow while using Whitestrips is extremely small, and we would not expect this to be harmful if you are pregnant or breastfeeding. However, we recommend you check with your doctor.
submitted byCrest - 3 months agoBrand expert
Q: can they be used on crowns
A: No, they can't use on crowns.
submitted byCrest - 3 months agoBrand expert
Q: How long do strips need to stay on before being removed?
A: Our Classic White Whitestrips are designed to be worn for 30 minutes.
submitted byCrest - 5 months agoBrand expert