Retinol vs Retinal vs Retinyl Palmitate: What Is Actually in Your Bottle

“Retinol” on the front of a box is a family name, not an ingredient. The family has five or six members sold over the counter, they differ in strength by more than most people expect, and the only place the difference is written down is the ingredient list on the back.

This is the one label skill that most changes what you get for your money, so it is worth five minutes.

The chain, weakest to strongest

Every over-the-counter retinoid works by being converted, inside the skin, into retinoic acid. That is the form that actually does the work. Each conversion step loses a lot on the way, so the further a molecule sits from retinoic acid, the gentler and the slower it is.

1. Retinyl palmitate (and other retinyl esters)Three conversions from retinoic acid. The gentlest and the least potent. Often present at very low levels as much for marketing as for effect.
2. RetinolTwo conversions away. The best studied over-the-counter form and the default meaning of the word. Sold from around 0.1% up to 1%.
3. Retinal (retinaldehyde)One conversion away, so noticeably faster and stronger than retinol at the same percentage. Newer to the shelf and usually pricier.
4. AdapaleneA synthetic retinoid that needs no conversion. The only true retinoid available without a prescription in the US, at 0.1%, since 2016.
5. Retinoic acid (tretinoin)The destination. Prescription only in most countries, and outside the scope of a label guide.

There is one more name worth knowing: hydroxypinacolone retinoate, often sold as Granactive Retinoid. It is an ester of retinoic acid that is claimed to work without conversion and with less irritation. The evidence is thinner than for retinol, but it is a real retinoid and it appears on more labels each year.

How often each one is actually used

We searched the ingredient lists of every product in Avina’s catalog for each form. The counts overlap, because a formula can contain more than one.

The product that says retinol and means retinyl palmitate

Here is the reason to turn the box over. Retinyl palmitate is a legitimate ingredient with a legitimate place in a formula, but it is not retinol, and a product that contains only the ester is a much gentler thing than its front label suggests.

The tell is easy. Find the word retinol in the list on the back, standing on its own, not as part of retinyl. If the only thing you can find is retinyl palmitate, you have the ester.

Bakuchiol is not a retinoid

It is worth saying plainly, because it is sold beside them and often named as an alternative. Bakuchiol is a plant extract with some early evidence that it produces similar effects on skin with less irritation. It does not convert to retinoic acid and it does not belong in the chain above.

We found bakuchiol in 368 products. A product named as a retinol alternative will generally be one of these, and that is honest naming. A product that simply says retinol and contains bakuchiol instead is a different matter, and the list is the only way to know.

What the label cannot tell you

• The percentage. Retinol is almost always used well under 1%, so it sits in the unordered part of the list. A stated percentage on the front is useful; a “1% retinol complex” is not the same as 1% retinol, and the list will not settle it.
• Encapsulation. Some formulas wrap the retinoid to release it slowly. That changes how it feels far more than the name suggests, and the list shows it only as an extra ingredient or two.
• Packaging. Retinoids degrade in light and air. An opaque pump protects the ingredient; a clear jar does not. This is not on the list at all.

Starting one, in general terms

This is not advice about your skin, which we cannot see. It is the shape of what works for most people with most over-the-counter retinoids:

• Nights only, two or three a week to begin, a pea-sized amount for the face.
• Moisturizer over the top. Some people apply it underneath as well at first.
• Sunscreen every morning without exception, because the skin becomes more sun sensitive.
• Some dryness and flaking in the first weeks is usual. Stinging that does not fade is a reason to slow down.
• Leave exfoliating acids out of the routine until the retinoid is settled. See which ingredients not to mix.

If you are pregnant or trying to be, retinoids are generally advised against; ask a doctor rather than a label.

Related reading

Where in the list an active has to appear before it counts is covered in how to read an ingredients list. Where a retinoid goes in the evening routine is in what order to apply skincare in.