Verdict: The Ordinary Retinol 0.5% in Squalane ($6) is a 85% match dupe for Retinol Inc. Retinol Night Serum ($95) — 94% cheaper for a comparable formula. The two formulas share 2 of 3 key ingredients, including retinol and squalane. Full price and ingredient comparison below.
By the BeautyFlow Research Team · Updated July 2026
The Original
Retinol Night Serum
$95The Dupe
Save 94%
Retinol 0.5% in Squalane
$6Found via ingredient analysis
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Ingredient Comparison
2 shared ingredients
Frequently Asked Questions
Is The Ordinary Retinol 0.5% in Squalane a good dupe for Retinol Inc. Retinol Night Serum?
Yes — The Ordinary Retinol 0.5% in Squalane is a 85% match for Retinol Inc. Retinol Night Serum based on ingredient and formula comparison, at 94% less ($6 vs $95). The two formulas share 2 of 3 key ingredients, including retinol and squalane.
How much cheaper is The Ordinary Retinol 0.5% in Squalane than Retinol Inc. Retinol Night Serum?
The Ordinary Retinol 0.5% in Squalane costs $6 versus $95 for Retinol Inc. Retinol Night Serum — a saving of $89 (94% less).
What is the difference between Retinol Inc. Retinol Night Serum and The Ordinary Retinol 0.5% in Squalane?
The main difference is price — Retinol Inc. Retinol Night Serum costs $89 more. The two formulas share 2 of 3 key ingredients, including retinol and squalane. See the full ingredient table on this page for the exact overlap.
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