Viridian Liquid Vitamin D3 2000iu Natural orange flavour. Easy measure dropper bottles. Supplied in dropper bottles for quick and easy use, Liquid Vitamin D offers 2000IU per 0.5ml suitable for adults. This is a vegan D3 source and is gently flavoured with natural orange oil giving a pleasant taste. Vitamin D is known to help with the following: OSTEOPOROSIS, IMMUNE FUNCTION, CELLULAR PROTECTION, MUSCULAR PAIN & ANTI-DEPRESSANT. Vegan.