K-Pop superstar IU is sharing her best-kept beauty secret, which is the key to her youthful glow and radiant smile. With a career spanning over 17 years, IU has maintained a charming and age-defying appearance, even playing a 16-year-old on TV. The secret to her bright smile is now available to everyone, thanks to Colgate Optic White Purple toothpaste and serum.

K-beauty trends have been popular among boys and girls, with glass skin, gradient lips, and more being highly sought after. However, the Koreans’ best-kept beauty secret has always been their bright smile. Colgate Optic White Purple toothpaste was launched in the Philippines in March 2024 and quickly rose to the top spot as the country’s best whitening toothpaste brand in drugstores.

Following the success of the toothpaste, Colgate introduced the Optic White Purple Serum, which is formulated with 50 times more concentration of Purple Brighteners for a more potent color-correction. To achieve a radiant smile like IU’s, users can follow three simple steps: brush with Colgate Optic White Purple toothpaste, boost with the serum, and finally, embrace the glow up and experience the power of their smile.

Caring for one’s smile is not just about protecting teeth against cavities and promoting good oral health, but also about keeping it bright and radiant. A bright smile can make a big impact, leaving a positive impression with every laugh and every grin. IU is an icon of youthful and natural beauty, and with Colgate Optic White Purple toothpaste and serum, anyone can achieve the K-beauty they’ve always dreamed of having.

The Colgate Optic White Purple toothpaste is available nationwide in leading groceries and beauty stores at an affordable price of P49 per tube (37g). To learn more about Colgate Optic White, users can visit the brand’s social media pages on Instagram, Facebook, and Tiktok. With Colgate Optic White Purple toothpaste and serum, anyone can get a powerful and bright smile like IU’s, and experience the confidence and joy that comes with it.