The Calendula Oil have a significant content which is called Calendic acid, Extraction: Calendula oil is extracted from marigold flowers. It is a clear viscous liquid whose colour ranges from pale yellow to dark yellow with characteristic sweet odour. Calendula oil is naturally rich in antioxidants and antibacterial properties, making it a popular ingredient in cosmetics. It is also known for its anti-inflammatory properties that can help soothe skin irritations such as rashes and acne.