Antioxidant

Pinus Densiflora Leaf Extract

INCI: PINUS DENSIFLORA LEAF EXTRACT

Reviewed by Emma · Last updated 14 Aug 2026

Also known as: Pinus Densiflora Leaf Extract

Pine leaf extract with antioxidant and purifying properties for photoaging protection

Best For Skin Types

All, Oily, Combination, Mature

Addresses

Fine lines, Photoaging, Hyperpigmentation, Antioxidant protection

Effective Concentrations

5-67%

Usage Frequency

Daily

What Is Pinus Densiflora Leaf Extract?

Pinus Densiflora Leaf Extract is derived from the leaves of Japanese red pine (Pinus densiflora), a tree native to East Asia. The extract contains several active phytochemicals, notably trans-communic acid and dehydroabietic acid, which are present in particularly high concentrations in brown pine leaves that have been naturally aged after shedding.

In skincare formulations, this ingredient functions primarily as an antioxidant and antimicrobial agent. It has been used traditionally in food and as a natural colouring agent across China, Japan, and Korea, though its cosmetic applications remain relatively niche.

Benefits for Your Skin

How It Works

The active compounds in Pinus Densiflora Leaf Extract work through several mechanisms. Trans-communic acid activates cellular pathways (specifically FoxO3a) that help cells resist oxidative damage and senescence—the process of cellular ageing. This activation can reduce the accumulation of cellular damage markers associated with ageing skin.

The extract also inhibits UV-induced MMP-1 expression by targeting the PI3K signalling pathway. MMPs are enzymes responsible for breaking down collagen and elastin; by reducing their expression, the ingredient may help preserve skin structure and firmness. Additionally, the extract demonstrates tyrosinase inhibitory activity, which can help regulate melanin synthesis.

Clinical Evidence & References

Research suggests the extract has measurable anti-photoaging potential. Studies show that brown pine leaf extract inhibits UVB-induced MMP-1 expression more effectively than standard green pine leaf extract, likely due to higher concentrations of trans-communic acid that develop as leaves age naturally. In cell and tissue models, the extract demonstrated both tyrosinase inhibition and melanin suppression.

However, evidence in human skin remains limited. Most studies have been conducted in cell cultures or laboratory models rather than clinical trials on human subjects. The ingredient appears in only around 0.2% of commercial skincare products, which suggests limited real-world efficacy data. Further human studies would help clarify its practical benefit in finished formulations at typical use concentrations.

How to Use

Pinus Densiflora Leaf Extract is typically found in serums, essences, and treatment products at concentrations between 5–67%, though most skincare formulations use lower amounts. It can be used daily as part of a standard skincare routine, either morning or evening, depending on the product type. It works well alongside other antioxidants and UV protection strategies.

Safety & Precautions

The ingredient is generally well-tolerated with no widely reported adverse effects at cosmetic concentrations. Patch testing is advisable for those with known sensitivity to botanical extracts.

Frequently Asked Questions

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Part of a family

Pinus Densiflora Leaf Extract is a variant of Pinus Densiflora Bark Extract, the form you will most often see on an ingredients list.

A polyphenol-rich pine bark extract traditionally used to support skin barrier function and reduce inflammatory responses

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