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Monday 8am - 5pm Tuesday 8am - 5pm Wednesday 8am - 5pm Thursday 7am - 4pm Friday 7am - 3:30pm

Ingrid E Trenkle MD

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United States
Redlands, CA
Ingrid E Trenkle MD

Board Certified Dermatologist & Dermatopathologist

12/20/2025

🎁 Still need a last-minute Christmas gift? We’ve got you covered! Whether it’s for your parents, significant other, sibling, child, or best friend, ISDIN Eryfotona Night is the gift that always delivers.

This ultra-fluid overnight repair serum helps renew, hydrate, and brighten the skin — making it a thoughtful (and luxurious) skincare essential for anyone on your list.
 💛 Available in-office with our December promo.
Stop by or give us a call to pick one up before Christmas!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

12/18/2025

✨ Real results you can see and feel  Our December Product of the Month, ISDIN Eryfotona Night, continues to impress with its clinically supported benefits. After consistent use, users reported:

⭐ 100% — Renewed skin ⭐ 93% — Intense hydration ⭐ 95% — Ultralight, comfortable texture ⭐ 87% — Reduction in dark spots

Designed for all skin types, including sensitive and atopic skin, Eryfotona Night is: ✔ Dermatologist & ophthalmologist tested ✔ Fragrance-free & hypoallergenic ✔ Mineral oil–free ✔ Non-comedogenic ✔ Formulated to avoid eye irritation
This overnight repair serum works to renew, hydrate, and visibly brighten the skin — all while you sleep.

💛 Ask about our December in-office promo. Call or visit us this month to learn more!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

12/16/2025

✨ How to Use ISDIN Eryfotona Night ✨
Make the most of your evening skincare routine with our December Product of the Month.

How to apply: 🔹 Shake before use 🔹 Place a generous amount in the palm of your hand 🔹 Apply over the affected area and any skin exposed to chronic sun exposure

Evening Routine Guide: 1️⃣ Cleanser – Start with a gentle cleanse to remove impurities. 2️⃣ Eye Cream – Apply your favorite eye treatment. 3️⃣ Serum – Boost your routine with Eryfotona Night to repair, renew, and calm skin. 4️⃣ Face Cream – Finish with a hydrating moisturizer to lock everything in.

💛 In-office December promo available. Call or visit us this month to learn more about this nighttime repair serum!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

12/13/2025

✨ Restore and renew while you sleep ✨ Our December Product of the Month, ISDIN Eryfotona Night Serum, is formulated to help repair visible signs of sun damage and support healthier, more radiant skin overnight.

Powered by: 🔹 Night Repairsomes — help repair accumulated sun damage 🔹 Allantoin — gently boosts skin renewal 🔹 Vitamin E — provides antioxidant protection

This ultra-fluid night serum works with your skin’s natural regeneration cycle, calming, resurfacing, and revitalizing for smoother, brighter skin by morning.

💛 Ask about our in-office December promotion! Call or visit us this month to learn more.

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

12/11/2025

✨ Wake up to healthier, renewed skin ✨ Introducing our December Product of the Month: ISDIN Eryfotona Night Serum. This ultra-fluid formula is designed for sun-damaged skin, helping reduce signs associated with prolonged sun exposure while boosting overnight skin turnover for a smoother, more radiant complexion.

Powered by Night Repairsomes, vitamin E, and allantoin, Eryfotona Night supports natural skin regeneration and helps visibly improve the appearance of accumulated sun damage- all while you sleep.

💛 Exclusive in-office promo available this month. Call or visit us to learn more about December’s special offer!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

12/09/2025

Your nighttime repair routine starts here ✨ Meet ISDIN Eryfotona Night, a powerful serum formulated to help repair visible sun damage and rejuvenate the skin while you sleep. With Night Repairsomes, vitamin E, and allantoin, this serum calms, resurfaces, and supports antioxidant protection for smoother, brighter, healthier-looking skin.

💛 December promo available in-office. Stop by or call us this month to learn more about this special offer!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

12/05/2025

Restore your skin overnight with our December Product of the Month: ISDIN Eryfotona Night Serum. This lightweight, ultra-fluid serum uses Night Repairsomes® to promote natural skin regeneration while vitamin E and allantoin help soothe, repair, and protect. Together, they work to visibly improve the appearance of sun damage and support a healthier, more radiant complexion.

✨ Ask us about our in-office December promotion! Visit or call the office to learn more.

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

12/02/2025

✨ December Product of the Month: ISDIN Eryfotona Night Serum ✨ This ultra-fluid night serum is designed to help repair sun-damaged skin while you sleep. Powered by Night Repairsomes, vitamin E, and allantoin, Eryfotona Night supports natural skin regeneration, calms the skin, provides antioxidant protection, and helps improve the appearance of accumulated sun damage.

💛 Exclusive in-office promo available all month. Call or stop by to learn more about this December special!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

11/25/2025

Skincare Tips Everyone Should Know🧖🏻‍♀️ Healthy skin starts with simple habits! No matter your skin type, these everyday tips can help protect, balance, and strengthen your skin:
✔️ Apply sunscreen daily — even when it’s cloudy ✔️ Use a gentle cleanser, especially if you’re acne-prone  ✔️ Avoid popping pimples (it can lead to scarring!) ✔️ Keep hands off your face to reduce bacteria and breakouts ✔️ Skip tanning beds — protect your skin from early aging and long-term damage

Your skin deserves the best care. If you’re unsure which products or routine are right for you, we’re here to help!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

11/22/2025

✨ Back to Basics: Your Everyday Skin-Care Routine Healthy, glowing skin starts with consistency — and the essentials are simpler than you think!

🌞 Morning Routine: Cleanse ➜ Moisturize ➜ Protect with SPF 30+ Sunscreen is your skin’s best defense against aging, sun damage, and discoloration. Don’t skip it!

🌙 Evening Routine: Cleanse ➜ Serums/Toners/Treatments ➜ Moisturize Nighttime is when your skin repairs itself, making it the perfect time to nourish, hydrate, and treat concerns like acne or pigmentation.

Whether you’re building your first routine or upgrading your products, our team is here to guide you with personalized, dermatologist-approved recommendations. 💗

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

11/20/2025

✨ Say Goodbye to Unwanted Hair! ✨ Laser hair removal is a safe, effective treatment that targets hair follicles at the root using focused light energy. This process gradually reduces hair growth, leaving your skin smoother, softer, and hair-free over time. 🙌💛
Our advanced technology allows us to treat multiple areas with precision—perfect for boosting confidence and simplifying your routine.

💬 Interested in learning more? Call our office to schedule an in-person consultation or to inquire about pricing. We’re here to help you achieve your aesthetic goals!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

11/08/2025

The final stops in Taiwan and Hong Kong wrapped up the 15-day cruise in style! 🏮✨ From Taipei’s vibrant city life to the skyline of Hong Kong — what an incredible way to end the adventure!

Ingrid E. Trenkle M.D.
124 E Olive Ave
Redlands, CA 92373
Phone (909) 798 9403

Address

124 E Olive Avenue
Redlands, CA
92373

Opening Hours

Monday	8am - 5pm
Tuesday	8am - 5pm
Wednesday	8am - 5pm
Thursday	7am - 4pm
Friday	7am - 3:30pm

Telephone

+19093352018

Website

http://drtrenkle.com/

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