https://nationallecithin.com/2021/07/sunflower-lecithin-vs-soy-lecithin-whats-the-difference/
UNFLOWER LECITHIN VS SOY LECITHIN: THE DIFFERENCE
Are there any differences between sunflower lecithin and soy lecithin? Yes! Besides being derivatives of natural plant sources, soy and sunflower lecithin are both similar and different in their own unique ways:
Extraction Method
The cold press, which is the extraction of sunflower lecithin, is considered healthier and more natural as no additional solvent is required. The natural process makes the Lecithin healthy and trustable among consumers.
中藥材也應該冷凍打粉以避免用硫磺幹燥保持.雲南凍幹三七粉是冷凍打粉.板藍根也應該冷凍打粉後真空包裝.這樣更安全.
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