Beyond retinol: what bakuchiol can and cannot do

Retinol has the best evidence of any over-the-counter anti-ageing ingredient, and the worst reputation for irritation. That combination is why “retinol alternatives” sell so well, and why most of the claims around them are ahead of the data.

Bakuchiol is the best-studied alternative. It has one randomized, double-blind trial comparing it directly with retinol, and the result is more interesting than either the marketing or the skepticism suggests.

What the trial actually found

The study, published in the British Journal of Dermatology in 2019, randomized 44 patients to either 0.5% bakuchiol cream twice daily or 0.5% retinol cream once daily for 12 weeks. Both groups improved wrinkle surface area and hyperpigmentation, with no statistically significant difference between them. The retinol group reported more facial scaling and stinging.

That is a meaningful result. It is also a small study, with one concentration, one formulation, and a short follow-up. It supports bakuchiol as a better-tolerated alternative with comparable results in the short term. It does not prove that bakuchiol is a permanent replacement for retinol, or that every bakuchiol product behaves like the one in the trial.

A 2024 systematic review of cosmeceuticals for anti-ageing included bakuchiol among the ingredients with clinical evidence, while noting that the overall quality of cosmeceutical research varies. That is the honest state of the field: promising, not settled.

Why retinol is still the benchmark

Retinol is a vitamin A derivative with decades of evidence behind it. It increases cell turnover, supports collagen production, and improves fine lines, texture, and pigmentation. It is also irritating, especially at the start, and it makes skin more sensitive to the sun.

The irritation is not a sign that it is working harder. It is a sign that the dose or frequency is too high for your skin. Most retinol advice is really about tolerance: start low, use it two or three nights a week, moisturize, and wear sunscreen.

Bakuchiol does not cause the same scaling and stinging in the trial, which is why it appeals to people who cannot tolerate retinol. But “gentler” is not the same as “more effective,” and “plant-based” is not the same as “safe for everyone.”

What bakuchiol can do

• Improve the appearance of fine lines and pigmentation over 12 weeks, at 0.5%, in the studied formulation.
• Cause less scaling and stinging than 0.5% retinol in the same trial.
• Fit a simple routine because it is generally used twice daily and does not carry the same sun-sensitivity warnings as retinol, though sunscreen is still non-negotiable.

What it cannot do

• Replace prescription tretinoin for acne, scarring, or significant photoageing. That is a different category with different evidence.
• Guarantee the same result as the trial. Concentrations, formulations, and packaging vary, so your result depends on the bottle you choose. Bakuchiol is an oil-soluble ingredient and can be sensitive to light and air; an opaque, airless package is a better sign than a clear jar.
• Guarantee safety in pregnancy. Retinoids are contraindicated in pregnancy. Bakuchiol is often marketed as a pregnancy-safe alternative, but there is not enough clinical evidence to make that claim confidently. Ask a clinician.
• Work instantly. Twelve weeks is the timeline in the trial, so give your skin a full twelve weeks rather than twelve days.

How to choose a bakuchiol product

• Look for the concentration used in the study, or close to it. 0.5% is the studied dose. A product that lists bakuchiol after the fragrance probably does not have enough to do anything for your skin.
• Check the package. Opaque, airless, or a dark bottle is better than a clear jar for an oil-soluble active.
• Ignore “natural retinol” language. Bakuchiol is not retinol. It is a different molecule with a different evidence base.
• Patch test. Even gentle actives can irritate sensitive skin. The budget beauty guide is the place to start if you are building the rest of the routine.
• Keep the rest of the routine boring. A gentle cleanser, moisturizer, and sunscreen do more for tolerance than a complicated layering routine.

If you are layering actives, the skincare conflicts guide explains which combinations genuinely need care. If your base product is part of the routine, the foundation oxidation guide explains why long-wear formulas behave differently over the day.

The other alternatives, briefly

Ingredient	Evidence base	Trade-off
Retinol	Decades of evidence	Irritation and increased sun sensitivity
Bakuchiol	One 12-week trial at 0.5%, 44 patients	Better tolerated, thinner long-term data
Retinaldehyde	Less studied than retinol	More potent and more irritating
Retinyl esters	Gentle end of the family	Less effective in most comparisons
HPR	Limited independent trials	Marketing runs ahead of the data
Peptides	Different mechanism from vitamin A	Cannot be compared directly with retinol

Bakuchiol is not the only “next-gen” option, and the pattern across the category is worth knowing: the gentler the alternative, the thinner the evidence.

• Retinaldehyde is one step closer to retinoic acid than retinol. It is generally more potent and more irritating, and it is less studied than retinol.
• Retinyl esters are gentler and less effective in most comparisons. They are a reasonable starting point for very reactive skin, not a replacement for a prescription.
• Hydroxypinacolone retinoate (HPR) is marketed as a gentler retinoid. Independent trials are limited, and the marketing often runs ahead of the data.
• Peptides are not vitamin A at all. They can support the appearance of firmness, but they work through a different mechanism and should not be compared directly with retinol.

None of these is a scandal. They are simply earlier in the evidence cycle. If your goal is the best-studied result, retinol remains the benchmark. If your goal is tolerance, bakuchiol has the clearest direct comparison.

Who this is not for

If retinol is working for you without irritation, there is no reason to switch. If you have a prescription retinoid, do not replace it with an over-the-counter alternative. A dermatologist can assess whether the swap suits your skin.

If you are pregnant or breastfeeding, treat “pregnancy-safe bakuchiol” as a marketing claim rather than a medical one. Your midwife or dermatologist can check the ingredient list with you.

And if you are looking for a miracle in a green bottle, no alternative will deliver that. The evidence supports a modest, well-tolerated improvement over months, which is what most skincare actually offers.

Sources

• Dhaliwal S, Rybak I, Ellis SR, et al. Prospective, randomized, double-blind assessment of topical bakuchiol and retinol for facial photoageing. British Journal of Dermatology, 2019.
• Lau M, Mineroff Gollogly J, Wang JY, Jagdeo J. Cosmeceuticals for antiaging: a systematic review of safety and efficacy. Archives of Dermatological Research, 2024.