Calophyllum Tacamahaca Seed Extract: What Is It, Cosmetic Uses, Benefits & Side Effects

Curious about this ingredient? In this article we're explaining exactly what it is and why it's used within cosmetic formulations.
Updated on: June 24, 2025
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All information on this page is verified using publicly available nomenclature standards and reference materials from The Personal Care Products Council (PCPC) and the European Commission's CosIng database. Our analyses are based on technical data from these sources to ensure accuracy and reliability.

What Is Calophyllum Tacamahaca Seed Extract?

Calophyllum Tacamahaca Seed Extract comes from the seeds of the Calophyllum tacamahaca tree, a tropical evergreen that grows across the South Pacific and parts of Southeast Asia. The tree is better known as the source of tamanu oil, long valued by island communities for soothing and protecting the skin. The seeds are rich in nourishing fatty acids like oleic, linoleic and stearic acid along with unique compounds such as calophyllic acid and natural antioxidants that help guard against environmental stress.

To obtain the extract, ripe seeds are collected, sun-dried then cold pressed or mechanically expelled to release a thick greenish oil. The raw oil is gently filtered to remove solids and may be lightly refined to reduce odor while keeping most of the active molecules intact. No harsh solvents are needed, which makes the ingredient popular for clean beauty formulas.

Because of its moisture-binding and skin-softening profile, Calophyllum Tacamahaca Seed Extract appears in a wide range of products including face and body moisturizers, overnight masks, nurturing serums, after-sun lotions, lip balms, cuticle oils and anti-aging creams that aim to replenish dry or stressed skin.

Calophyllum Tacamahaca Seed Extract’s Cosmetic Benefits/Uses

This multitasking plant extract supports both immediate and long-term skin comfort.

  • Humectant: Attracts and holds water on the skin surface helping to boost hydration levels, smooth rough texture and leave skin looking plumper.
  • Skin Conditioning: Supplies fatty acids that reinforce the skin barrier, improve softness and give formulas a silky glide for a pleasant application experience.

Who Can Use Calophyllum Tacamahaca Seed Extract

Thanks to its balanced mix of water-attracting humectants and barrier-supporting fatty acids, this extract suits dry, normal and combination skin best. Sensitive or mature skin types often appreciate its comforting feel too. Very oily or acne-prone complexions may find the texture a little rich, so lighter formulas or spot application are recommended in those cases.

The ingredient is fully plant derived, making it acceptable for vegans and vegetarians who avoid animal-sourced materials.

No animal or human studies have shown specific risks for pregnancy or breastfeeding when the extract is used topically. Still, this is not medical advice and anyone who is pregnant or nursing should ask a qualified healthcare provider before introducing new skincare products.

The extract is not known to increase photosensitivity and can be used in daytime formulas without special sun-related precautions. Because it comes from a tree nut, individuals with confirmed nut allergies should proceed carefully and consult a doctor if uncertain.

Potential Side Effects/Adverse Reactions

Side effects and reactions to topical Calophyllum Tacamahaca Seed Extract vary from person to person. The points below outline potential issues but most users experience none of them when the ingredient is properly formulated and used as directed.

  • Irritation or redness in very sensitive skin, especially if the formula contains additional active ingredients
  • Allergic contact dermatitis in people with tree nut allergies due to its botanical origin
  • Clogged pores or breakouts on acne-prone areas when high concentrations are applied
  • Temporary staining of light fabrics from the extract’s natural deep green color if product is not fully absorbed
  • Rancid or off odor if the oil oxidizes over time which can in turn irritate the skin

If any negative effect occurs discontinue use immediately and consult a healthcare professional or dermatologist.

Comedogenic Rating

Rating: 2 out of 5

Calophyllum Tacamahaca Seed Extract carries a moderate amount of heavier fatty acids that can linger on the skin yet it is not as rich in highly occlusive waxes as ingredients like coconut oil. Most users find it comfortable without routine congestion but very oily or blemish-prone skin can notice clogged pores if the extract is used at high levels or in thick balms.

Suitable for acne-prone individuals only when included in lightweight formulas or used sparingly.

Oxidation raises the chance of breakouts, so fresh well-stabilized batches and opaque air-tight packaging help keep the comedogenic risk low.

Summary

Calophyllum Tacamahaca Seed Extract works mainly as a humectant and skin-conditioning agent. The humectant action pulls water into the upper layers of skin improving plumpness while its mix of oleic linoleic and stearic acids reinforces the barrier keeping that moisture locked in and leaving skin softer.

The extract pops up most often in natural or clean beauty lines rather than mass-market products, so it remains something of a niche favorite among ingredient-savvy shoppers who like plant oils with a storied background.

Overall it is considered safe for topical use with low irritation potential provided the user has no tree nut allergy. Like with any new skincare ingredient a quick patch test is a smart step to confirm personal tolerance.

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