Dr. Joseph Gretzula, DO, FAAD
Founder, board-certified dermatologist at Beauty Within
- Skin health
- Anti-aging care
- Medicine and nutrition working together
- Connections between skin, gut, brain and other body systems
About
Dr. Joseph Gretzula founded Beauty Within and is a board-certified dermatologist who has served South Florida for more than 30 years. He earned a B.S. in Pharmacy from the Philadelphia College of Pharmacy and Science in 1979, then trained at the Philadelphia College of Osteopathic Medicine, earning a Doctor of Osteopathy in 1983.
He completed an internal medicine internship at Geisinger Medical Center from 1983 to 1984 and a dermatology residency at Jackson Memorial Hospital, University of Miami School of Medicine, from 1984 to 1987. He was named Resident of the Year at Jackson Memorial Hospital in 1984.
His professional service includes serving as president of the Palm Beach County Society for Dermatology and Cutaneous Surgery from 1987 to 1989 and sitting on the Cancer Care Committee at Bethesda Memorial Hospital from 1989 to 1990. He is a Diplomate of the American Board of Dermatology, a Fellow of the American Academy of Dermatology, the American Society for Dermatologic Surgery and the Florida Society of Dermatology and Dermatologic Surgery, and a member of the Florida Society of Dermatologic Surgeons and The U Dermatology Association.
- 30 years of experience
- Dr.'s profile on mybeautywithin.com ↗ (opens in a new tab)
- Approach
- Works natural supplements into treatment plans to address the root causes of aging, considering how skin, gut, brain and other body systems connect.
- Training
- B.S. in Pharmacy, Philadelphia College of Pharmacy and Science, 1979
- Doctor of Osteopathy, Philadelphia College of Osteopathic Medicine, 1983
- Internal medicine internship, Geisinger Medical Center, 1983 to 1984
- Dermatology residency, Jackson Memorial Hospital, University of Miami School of Medicine, 1984 to 1987
- Board-certified dermatologist
- Diplomate, American Board of Dermatology
- Fellow, American Academy of Dermatology
- Fellow, American Society for Dermatologic Surgery
- Fellow, Florida Society of Dermatology and Dermatologic Surgery
Services
Dr.'s menu isn't listed here yet
See services and prices when you book, or check their salon's website.
Specials & promotions
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Complimentary gifts worth $562 with a $2,500 UltraClear spend
Allē Check in With Allē Flash offer; gifts are complimentary with the UltraClear purchase.
On their website as of Oct 29, 2026 · Where we saw it
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Complimentary gifts worth $293 with a $1,500 UltraClear spend
Complimentary gifts are with the UltraClear purchase.
On their website as of Oct 29, 2026 · Where we saw it
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$50 off Luminary Facial
$299 (regularly $349)
For patients who have not previously received a Luminary Facial at Beauty Within.
On their website as of Oct 29, 2026 · Where we saw it
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Complimentary full-size HA5 Foaming Cleanser with first facial
Offer available to new Beauty Within patients who have never had a facial. Cannot be combined with any other Beauty Within promotions.
On their website as of Oct 29, 2026 · Where we saw it
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$50 off your first treatment
Discount available to new patients only. Discounts cannot be combined with other offers.
On their website as of Oct 29, 2026 · Where we saw it
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Luminary Facial package of 3 at $316 each
$316 (regularly $349)
Package of 3.
On their website as of Oct 29, 2026 · Where we saw it
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Signature Diamond package of 3 at $244 each
$244 (regularly $269)
Package of 3.
On their website as of Oct 29, 2026 · Where we saw it
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Essential Facial package of 3 at $209 each
$209 (regularly $229)
Package of 3.
On their website as of Oct 29, 2026 · Where we saw it
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Sculpting RF package of 8 at $200 each
$200 (regularly $299)
Package of 8 treatments.
On their website as of Oct 29, 2026 · Where we saw it
Also at Beauty Within
- 100 NE 6th St., Suite 104, Boynton Beach, FL 33435
- (561) 810-4192
Hours
- Monday–Tuesday
- 9 AM–6 PM
- Wednesday
- 10:30 AM–8 PM
- Thursday
- 9 AM–6 PM
- Friday
- 10 AM–2 PM
- Saturday–Sunday
- Closed
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