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Dr. Katie Rodan + Dr. Kathy Fields.
"Retinal is as close as you can get to what we prescribe in our offices—but gentle enough for use every day."

—Dr. Katie Rodan and Dr. Kathy Fields

REDEFINE Intensive Renewing Serum for smoother-looking skin.

CLOSEST TO PRESCRIPTION STRENGTH

The science of smooth: Intensive Renewing Serum is powered by Retinal-MD Technology featuring Retinal, which offers 20X the revitalizing and visible wrinkle smoothing strength of Retinol while still being gentle on skin.


Intensive Renewing Serum and AMP MD for firmer-looking skin.

THE POWER COUPLE:
AMP MD SYSTEM

AMP IT UP

Combine Intensive Renewing Serum with the completely re-engineered, high-precision REDEFINE AMP MD Derma-Roller that boosts all your results and delivers a whole new level of visibly firming benefits.


R+F Regimens to combine with Intensive Renewing Serum.

REVOLUTIONIZE
YOUR REGIMEN

Add Intensive Renewing Serum to any Regimen every day to achieve a smoother, firmer look that exceeds the visible results of Retinol.


AMP Up Your Skincare Regimen

REDEFINE AMP It Up Special for smoother-looking skin.

REDEFINE AMP It Up Special

REVERSE AMP It Up Special.

REVERSE AMP It Up Special

AMP MD System for firmer-looking skin.

AMP MD System



Get Revolutionary Results


When Intensive Renewing Serum and the AMP MD Derma-Roller were added to the REDEFINE Regimen, participants experienced smoother, firmer-looking skin with visibly refined tone and texture.

Percent of participants who experienced the following results:*

firmer-looking skin

visible improvement in lines and wrinkles

more even-looking tone

visibly improved texture

*Based on an 8-week consumer study of participants using REDEFINE Regimen, Intensive Renewing Serum and the AMP MD Derma-Roller. Results may vary depending on multiple factors: age, gender, skin type and condition, concomitant products used, health history, location, lifestyle and diet.



Made my skin feel silky smooth, and wrinkles and sagging are greatly improved.

Study Participant using REDEFINE Regimen, Intensive Renewing Serum and AMP MD
(after 8 weeks of use)

[I like] the fresh young feeling of my skin…like I'm 10 years younger and everyone says I look better.

Study Participant using REVERSE Regimen, Intensive Renewing Serum and AMP MD
(after 8 weeks of use)

My skin is glowing…it looks firmer and more radiant.

Study Participant using SOOTHE Regimen and Intensive Renewing Serum
(after 8 weeks of use)