If you're not vegetarian you can try cod liver oil, e.g: https://www.norwegianpharma.com/our-products/norsk-tran https://www.norwegianpharma.com/our-products/n

If you're not vegetarian you can try cod liver oil, e.g: https://www.norwegianpharma.com/our-products/norsk-tran https://www.norwegianpharma.com/our-products/norsk-tran https://www.mollers.com/product/mollers-tran/ https://www.mollers.com/product/mollers-tran/