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Splurge or Save

Is It Worth Splurging on a Serum? We Checked the Scores

We lined up the highest-rated budget serum against the highest-rated luxury one and let the Guru Score settle it. Verdict: save.
Updated Oct 7, 2026
The Ordinary productCalecim product

The budget serum actually wins. The Ordinary Lactic Acid 10% + Hyaluronic Acid carries a Guru Score of 95%, while the luxury pick Calecim Professional Serum sits at 90%. For a serum, the experts say save your money.

What the gurus found

So is it worth splurging on a serum?

When 14 reviewers weighed in on The Ordinary Lactic Acid 10% + Hyaluronic Acid, they gave it a higher score than the luxury option. That might surprise you if you think a lower price tag means weaker results, but what the gurus found is that a serum's performance doesn't hinge on what you pay for it. The ingredients and how well they work for your skin matter far more than the luxury label.

What do the experts say about the budget serum?

The experts loved the straightforward approach here. It combines lactic acid, which gently exfoliates, with hyaluronic acid for hydration, and reviewers found it does exactly what it sets out to do without fuss or a complex formula. People already using acids or looking to add one to their routine found it effective and dependable. The simplicity is actually the strength: you know what you are getting, and it delivers.

When is a splurge serum actually worth it?

A pricier serum can still make sense if the texture or experience matters to you, or if a serum targets a specific concern your skin needs. Calecim Professional Serum, reviewed by 3 experts, landed at 90% and may suit someone drawn to its particular formulation or feel.

The honest move is to check the Guru Score on whichever serum you are curious about and patch-test first. That way you know whether the formula and your skin are a match, regardless of the price. Let the experts' verdict guide you, not the cost.

Referenced products
Not medical advice. The notes here are friendly background for reading the consensus, not a substitute for advice from a board-certified dermatologist, especially with a diagnosed skin condition.