أسكوربيل بالميتات
| Kind | Excipient |
|---|---|
| Class | Antioxidants, chelators & preservatives — lipophilic antioxidant (ascorbic acid ester) |
| Synonyms | L-ascorbyl-6-palmitate, vitamin C palmitate, E304 |
| Common uses / forms | Oil-soluble antioxidant for lipid emulsions, softgels, oral/topical; typical 0.05-0.2%; frequently paired with tocopherol |
| Properties | White to yellowish amphiphilic powder, oil-dispersible; ester of ascorbic acid and palmitic acid; light- and oxidation-sensitive; strong synergy with alpha-tocopherol |
| Compendia | USP, EP, BP |
| Sourcing origins | China, India, EU |
| Dominant inbound route | Hormuz |
| Indicative price band | $$ ($10–100 / kg) |
| Indicative lead time | medium (50–80 days) |
| Notes | More costly than plain ascorbic acid; discolors on oxidation; store cool, protected from light; verify residual solvents from esterification |
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Cite as: AUPAM Experts' Office, Ascorbyl palmitate — sourcing profile (Excipient) — AUPAM Data Bank, retrieved 2026-08-31, https://aupameo.org/datasets/databank/e-ascorbyl-palmitate.html