Bio Dental

Bio Dental Bio Dental Certified Biological Dentist and Dental Hygienists. Certified SMART, Our philosophy is to treat you as we treat our family.

The strongly believe that the body can heal, as long as the right environment is provided, is the core value of our treatment planning. By using less chemicals and detoxing your mouth, we do not only provide a great benefit for your health today and a strong base for less disease in your future health. Our Biological Dental Office offers mercury Free, BPA free dental services to RI, MA, CT and the greater part of Providence. The services we offer in our mercury free, biological certified dental office are: Metal Free Restoration, Mercury Safe Removal, Prosthodontic, Biological Dental Evaluation, Veneers, Smile Enhancement, BPA Free Restoration Materials, Whitening, Dental Implants, Replacement of missing teeth, Removal of Root Canal Treatment, Second Dental Treatment Opinions, CBCT images, Pediatric Dentistry, Prosthodontic Treatment, Digital Dental Impression, Invisalign, White Fillings, Amalgam Free Restoration, Low Digital Radiation, Tooth Removal, Gum Enhancement, and much more. Urgent need patients can reach our office at 401-232-7777. We provide Teledentistry for patients in need of consultations that cannot leave home due to Covid-19 or other illness. We look forward to meeting you and already welcome you to our dental family. Candida Castillo, DMD,CAGS, FAGD is a graduate of The University of Rhode Island. She pursued her professional goals at Boston University She earned two fellowships, One in general dentistry and one in dental implant. Dr. Castillo is a mercury free dentist, with experience in holistic dentistry, sedation dentistry and cosmetic dentistry. She is a member of the Holistic Dental Association, International Academy of Biological Dentistry & Medicine, ADA, AGD, AACD and the International Association of Mercury Safe Dentists. Dr. Castillo is very active in the community in diverse events promoting the importance of the oral health. Amalgam safe removal, Mercury free dentist, Holistic dentist

Thank you, Leean!!We are humbled to be trusted.
11/11/2025

Thank you, Leean!!
We are humbled to be trusted.

Feeling grateful and surrounded by beauty at Bio Dental today! 💐💙A heartfelt thank you to our dear friend Maria for send...
11/07/2025

Feeling grateful and surrounded by beauty at Bio Dental today! 💐💙

A heartfelt thank you to our dear friend Maria for sending us this stunning floral arrangement, created by the incredibly talented Leidy Tavarez Alves 🌸✨. Your thoughtfulness brightened our day and filled the office with joy!

11/06/2025

What a wonderful week at Bio Dental! 💚
Grateful for our amazing patients who trust us and for our incredible team who shows up with heart every day. We are truly blessed! ✨

A big thank you to Michael for taking the time to leave us a review with such kind words🙏
11/05/2025

A big thank you to Michael for taking the time to leave us a review with such kind words🙏

Bio Dental is honored to be among the select group of only 100 dentists participating in advanced Biological Oral Surger...
11/04/2025

Bio Dental is honored to be among the select group of only 100 dentists participating in advanced Biological Oral Surgery training at Tufts University. This specialized education focuses on removing toxins, infection, and non-vital tissues to support whole-body health. We are committed to elevating our patient care with the most precise, biocompatible, and healing-centered surgical techniques available. Proud to keep learning, growing, and serving with intention and excellence.

Happy Monday Friends!!We don’t want to brag… but we really do 😋💙Our patients are simply the best! A big thank you to Mar...
11/03/2025

Happy Monday Friends!!
We don’t want to brag… but we really do 😋💙

Our patients are simply the best! A big thank you to Mark for surprising us with some delicious pastries 🥐✨ — you truly made our day sweeter!

At Bio Dental, we’re so grateful for the kindness, smiles, and love our patients share with us every day. You make what we do even more rewarding. 💫

Do you know someone who snores? 😴Maybe it’s your husband… your wife… a family member… or even you?Snoring doesn’t just i...
11/02/2025

Do you know someone who snores? 😴
Maybe it’s your husband… your wife… a family member… or even you?

Snoring doesn’t just interrupt sleep — it can affect energy, relationships, and overall health.

At Bio Dental, we offer a gentle, non-invasive laser treatment that helps open the airway and reduce snoring — no surgery, no downtime. ✨

If this can help someone you love,
Share this message.
You might just improve someone’s nights — and their marriage 😉💙

📞 Call us to learn more
Bio Dental 401-232-7777

Feeling thankful today. 💙To all our patients who have shared reviews and supported us along the way — thank you for trus...
11/01/2025

Feeling thankful today. 💙
To all our patients who have shared reviews and supported us along the way — thank you for trusting Bio Dental. It is our honor to care for you. 🦷✨

Let's raise our toothbrushes in celebration of National Brush Day! 🙌 Your smile deserves a little extra love today. Cele...
11/01/2025

Let's raise our toothbrushes in celebration of National Brush Day! 🙌 Your smile deserves a little extra love today. Celebrate by brushing for two minutes, twice a day.

10/31/2025

🎃 We had so much fun at Bio Dental with our pumpkin competition!
Big shoutout to our champion pumpkin creator and incredible hygienist, Cynthia! 🌟🦷

✨ Snoring doesn’t just affect sleep — it affects relationships and quality of life. ✨At Bio Dental, we’re proud to help ...
10/30/2025

✨ Snoring doesn’t just affect sleep — it affects relationships and quality of life. ✨

At Bio Dental, we’re proud to help patients (and their partners!) rediscover restful nights through the power of the Fotona laser. 💨💤 This gentle, non-invasive treatment reduces snoring by tightening and rejuvenating airway tissues — no surgery, no downtime, just results.

We’ve seen it firsthand: better sleep, happier marriages, and healthier lives. 💙
That’s the power of preventive, holistic dentistry — healing starts with breath.

We’re feeling the love at Bio Dental, and yes — we do want to brag a little! 😍💙 Our amazing patients always find ways to...
10/28/2025

We’re feeling the love at Bio Dental, and yes — we do want to brag a little! 😍💙 Our amazing patients always find ways to warm our hearts — like Elaine, who surprised us with these amazing homemade soup 🥣✨.

We’re beyond grateful for the kindness and appreciation our patients show us every day. You make what we do even more meaningful! 💐

Address

2148 Mineral Spring Avenue
North Providence, RI
02911

Opening Hours

Monday 9am - 5pm
Tuesday 7am - 5pm
Wednesday 7am - 5pm
Thursday 9am - 5pm

Telephone

+14012327777

Website

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Our Story

Candida Castillo, DMD,CAGS, FAGD is a graduate of The University of Rhode Island. She pursued her professional goals at Boston University. She earned two fellowships, one in general dentistry and one from the International Implant Dental Association. Dr Castillo is a CERTIFIED BIOLOGICAL dentist and SMART CERTIFIED dentist. Her practice has always been mercury free. With experience in holistic and cosmetic dentistry she promotes and practices with the mouth-body-connection philosophy . Dr. Castillo is a member of the Holistic Dental Association, International Academy of Biological Dentistry & Medicine, ADA, AGD, and The International Association of Mercury Safe Dentists. Dr. Castillo is very active in the community in diverse events promoting the importance of the oral health. Amalgam safe removal, Mercury free dentist and Gum Disease Treatment.

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