Prescription skincare, examined.Research checked October 7, 2026
THE SKIN
LEDGER

Pigmentation · Product research review

Agency
Dark Spot Rx reviews

The 18 g quantity is smaller than Agency’s 24 g facial products. Compare the intended application area and fill amount rather than only the shared supply duration.

The offer in full

Brand
Agency
Product
Dark Spot Rx
Formulation / access
Compounded topical
Published ingredients
Potential hydroquinone, azelaic acid, kojic acid, green tea extract, resveratrol and hydrocortisone; hydroquinone-free variants exist
Published price
$110 for 18 g; described as 60-day supply
Important detail
The page explicitly says not all formulas contain hydroquinone.

Product facts: brand’s official information ↗. Prices are the published offer, not a personal checkout quote.

The purchasing decision

Look beyond a monthly number

Budget for the intended treatment course, not indefinite automatic refills. Ask whether later fills change ingredients and whether reassessment, sun protection or a different maintenance plan adds cost.

Context: AAD melasma guidance ↗ · FDA on compounded medicines ↗.

Compounded is a distinct category. This finished preparation is not FDA-approved. Approval or research involving an individual ingredient does not establish approval, safety or effectiveness of this exact blend.

Before starting or switching

Ask the prescriber to review allergies, pregnancy or breastfeeding, other medicines and the exact treatment area. Follow the dispensed label and seek advice for significant irritation.

  • What exact ingredients, strengths and dosage form will I receive?
  • What is the full first charge, quantity, refill schedule and cancellation policy?
  • When should treatment be reassessed, and how do I contact the clinician?

These are questions for a licensed clinician, not instructions to start, stop or change a prescription. Read the product’s complete safety information.

CoreAge Rx is placed first because it is this publication’s promoted recommendation. No head-to-head clinical testing supports a claim that it is better or safer than Agency Dark Spot Rx.

Sources & review limits

  1. withagency.com — Dark Spot Rx product information ↗
  2. fda.gov — FDA compounded-drug risks ↗
  3. aad.org — AAD clinical guidance ↗

We reviewed the public information linked above on October 7, 2026. We did not purchase or use this product, complete its medical consultation, test shipping or verify patient results. Formulas, availability and prices can change.

How we research and compare products ↗

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