🐟 What Is High Acid Fish Oil? A Beginner-Friendly Guide by Rich Moon
🐟 What Is High Acid Fish Oil? A Beginner-Friendly Guide by Rich Moon
High Acid Fish Oil (HAFO) is one of the most misunderstood fish-oil products in the international market. Many buyers confuse it with refined fish oil or assume that the dark color means low quality — but the truth is different.
This simple, clear guide explains what HAFO is, why it looks the way it does, and what industries use it, so your customers can easily understand the product.

⭐ 1. What Exactly Is High Acid Fish Oil (HAFO)?
High Acid Fish Oil is a raw, unrefined fish oil that has not yet gone through neutralization, bleaching, or deodorizing.
Because it is in its natural state, HAFO contains:
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Higher FFA (Free Fatty Acids)
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Natural fish pigments
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Small protein/water residues
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Stronger natural odor
👉 HAFO is NOT for human consumption.
It is a technical-grade material for industrial use.

⭐ 2. Why Is the Color Dark? Is It Normal?
Yes — 100% normal.
The dark brown/orange color comes from:
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Natural fish pigments
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Oxidized compounds
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Protein and water traces
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High free fatty acid content
These do not affect industrial application.
In fact, many factories prefer HAFO because it is unprocessed and more cost-effective.

⭐ 3. What Is HAFO Used For? (Most Common Applications)
High Acid Fish Oil is widely used in:
🔸 Biodiesel Production
One of the cheapest feedstocks for FAME biodiesel.
🔸 Animal Feed & Aqua Feed
Used in blended formulas as an energy booster.
🔸 Leather Oil & Industrial Lubrication
🔸 Soap Manufacturing
Acts as a fatty-acid source for low-cost soap.
🔸 Chemical Industries
Raw material for fatty acid distillation.
⭐ 4. Why Do Buyers Choose HAFO?
✔ Lower price vs. refined fish oil
✔ Good energy content
✔ Stable for industrial processing
✔ Large volume availability
✔ Renewable and sustainable by-product
⭐ 5. Rich Moon HAFO – Typical Specifications
| Parameter | Range |
|---|---|
| FFA | 20–70% (depends on request) |
| Moisture & Impurities | <3% |
| Color | Dark brown/orange |
| Odor | Strong natural fish smell |
| Packaging | Drums / IBC / Flexibag |
| Origin | Vietnam |


⭐ 6. Final Message
High Acid Fish Oil may look strong and unrefined, but it is an excellent industrial raw material with high energy and high value for chemical manufacturers.
At Rich Moon, we supply:
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Consistent quality
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Reliable export packaging
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Stable monthly volume
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Full logistics support
If you need a quotation or sample — just message us anytime.
📞 Contact Rich Moon
Francis – Sales Executive
📧 Email: sale4@richmoon.com.vn
📱 Mobile / WhatsApp / WeChat: +84 387 363 125
🌐https://richmoon.com.vn
🏢 Address: 270/4i Le Dinh Can Street, Tan Tao Ward, Binh Tan District, Ho Chi Minh City, Vietnam
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