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Omega-7

Supplement fatty acid skin & hairheart & metabolic
Aka: palmitoleic acid, sea buckthorn oil
Brands seen in Singapore: SeaBuckWonders, Life Extension, Terry Naturally, Sibu Beauty, Source Naturals
Not medical advice. Check with your doctor or pharmacist before you start, stop or change the timing of anything you take.
How to use
What it’s for
Palmitoleic acid oil · human benefits stay unproven
Pros & cons
Pros
  • Poa-rich foods improved LDL replacing saturated fat
  • Algal omega-7 oil tested highest for palmitoleic acid
Cons
  • Purified poa trials were largely neutral on lipids
  • Products range from 0.2% to 35.5% palmitoleic acid
  • Clinically meaningful benefits remain unproven
Sources
  1. Palmitoleic (16:1 n-7) acid and metabolic health: integrating observational, clinical, and mechanistic evidence (Front Nutr 2026) · read 2026-08-27
    what it says
    “POA-rich food matrices such as macadamia-based diets can improve LDL-cholesterol … short-term trials of purified POA supplementation have largely reported neutral effects … clinically meaningful benefits of purified POA supplementation remain unproven”
  2. Palmitoleic acid content and composition-based nutritional quality of commercial omega-7 oils and supplements (Front Nutr 2026) · read 2026-08-27
    what it says
    “Commercial omega-7 products vary widely in fatty acid composition … The algal oil showed the highest POA (67.3%) … SBO supplements showed the greatest variability, ranging from omega-7-rich oils (25.5-35.5% POA) to supplements with low or trace omega-7 (0.2-8.3% POA)”
  3. HSA — Guidelines on prohibited and restricted ingredients in health supplements and traditional medicines (Oct 2025), Annex A/B · read 2026-08-27
    what it says
    “The objective of this guideline is to highlight the substances of concern when used in HS and TM and is not meant to be an exhaustive list.”
  4. iHerb Singapore — Omega-7: Sea Buckthorn & Palmitoleic Acid Softgels category page · read 2026-08-27
    what it says
    “Omega-7: Sea Buckthorn & Palmitoleic Acid Softgels”
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Updated 2026-08-29. Every line above traces to a numbered source. Kozen-X is not a medical device and does not give medical advice. It lists what published sources have written down — nothing more. A pair not listed is unrecorded, not cleared. Before you start, stop or re-time anything, talk to your doctor or pharmacist.