The Ordinary 30 ml
Shop 68+ The Ordinary 30 ml treatments on Skinsli, from Matrixyl and copper peptide serums to hyaluronic acid, mandelic acid, retinoids, squalane, marine hydrators, and facial oils. This size works well when you want a focused formula that fits cleanly into a daily routine without committing to a jumbo bottle.
By Skinsli editorial Updated
Buying guide
How to choose The Ordinary 30 ml formulas
The Ordinary 30 ml collection brings together the brand's compact facial treatments, including peptide serums, hydrating formulas, exfoliating acids, retinoids in squalane, and single-ingredient oils. Use the product title as your first sorting tool: it usually names the active, the strength, and the base, which helps you avoid stacking too many strong steps at once.
Start with the active named in the title
Most products in this collection are named for the main active, such as Matrixyl 10% + HA, Mandelic Acid 10% + HA, Hyaluronic Acid 2% + B5, Aloe 2% + NAG 2% Solution, and Multi-Peptide + Copper Peptides 1% Serum. That direct naming is useful because the 30 ml format is usually a treatment step, not a general cream. Choose by the concern you actually want to address, then keep the rest of the routine simple enough to judge whether the formula suits your skin.
Pick a hydration style by texture
For water-light hydration, Hyaluronic Acid 2% + B5 and Marine Hyaluronics fit well after cleansing and before cream. Squalane gives a softer, oil-like finish and can help seal in moisture, while Plant-Derived Squalane is often chosen when a routine feels tight or dry. If your skin dislikes heavy layers, start with one hydrating serum before adding an oil.
Use peptides when you want a support serum
The Matrixyl and Multi-Peptide + Copper Peptides options are made for people building a routine around firmness, visible texture, and overall skin support. These are leave-on serums, so they usually make more sense as a steady step than as an occasional treatment. If you already use strong acids or retinoids, place peptides on easier nights or in a morning routine that does not feel crowded.
Treat retinoids as night products
Granactive Retinoid 5% in Squalane and Retinol 0.5% in Squalane are stronger-feeling choices than basic hydrators. The squalane base can make them feel smoother, but the active still deserves a cautious start. Use at night, begin a few times per week, and pair daytime routines with sunscreen when retinoids are part of your plan.
Choose mandelic acid when you want a gentler acid step
Mandelic Acid 10% + HA is the exfoliating option in this assortment. Mandelic acid is often chosen by shoppers who want a slower-feeling acid than some sharper exfoliants, though any leave-on acid can still be too much when overused. Keep it away from the same routine as retinoids at first, and watch how your skin feels the next morning.
Use facial oils for comfort and finish
100% Plant-Derived Squalane and 100% Cold-Pressed Virgin Marula Oil are simple oil-style products in the 30 ml range. They can sit after water-based serums or mix into a moisturizer when skin feels dry. Squalane tends to feel lighter, while marula oil is a richer choice for people who like a cushiony final layer.
Build with one treatment at a time
The 30 ml size makes it tempting to collect several bottles, but The Ordinary formulas work best when each one has a clear role. A calm routine might pair one hydrating serum with one treatment active, then add oil only if the skin needs it. This approach makes it easier to identify which bottle is helping and which one should be used less often.
Why the 30 ml size is practical
A 30 ml bottle is easy to finish before your routine changes, especially with potent formulas used in small amounts. It is also a sensible size for testing a new active, replacing a finished staple, or keeping separate morning and night products without overcrowding the shelf. For shoppers comparing The Ordinary options, this collection keeps the most common treatment size in one place.
FAQ
Frequently asked questions
FAQ
Frequently asked questions
Which The Ordinary 30 ml serum should I choose for hydration?
For a water-based hydration step, look at Hyaluronic Acid 2% + B5 or Marine Hyaluronics. If your skin needs a softer finish after serum or moisturizer, 100% Plant-Derived Squalane adds a light oil-style layer.
Can I use The Ordinary Retinol 0.5% in Squalane every day?
Do not start daily unless your skin already tolerates retinoids well. Begin at night a few times weekly, keep acids out of the same routine at first, and use sunscreen in the daytime.
How do Matrixyl 10% + HA and Multi-Peptide + Copper Peptides 1% differ?
Both are peptide-focused 30 ml serums, but the copper peptide formula is the more specialized option in this assortment. Matrixyl 10% + HA is a straightforward peptide serum with added hydration, while Multi-Peptide + Copper Peptides 1% is usually chosen for a more advanced support step.
Is Mandelic Acid 10% + HA a good first acid from The Ordinary 30 ml range?
It can be a reasonable first exfoliating acid for many shoppers because mandelic acid is often selected for a milder feel. Use it slowly, avoid pairing it with retinoids at first, and reduce frequency if skin feels tight or sensitive.
Which The Ordinary 30 ml oil feels lighter, squalane or marula?
Plant-Derived Squalane usually feels lighter and more flexible under or over cream. Cold-Pressed Virgin Marula Oil is richer, so it suits dry skin or routines that need a more cushioned final step.
How many The Ordinary 30 ml products can I layer in one routine?
Most routines do better with one main treatment plus a hydrating or comfort step. For example, use a hydrating serum with squalane, or a peptide serum with moisturizer. Keep retinoids and acids separate until you know your tolerance.
Why does Skinsli group The Ordinary 30 ml products together?
The 30 ml size covers many of The Ordinary's focused treatment bottles, so grouping them helps you compare serums, oils, acids, and retinoids by role. This collection includes 68+ available options, with titles that call out the active and strength.