dandelion and burdock, milk thistle, vitamin C, vitamin E, a host of minerals, especially selenium as well as glutathione, essential fatty acids, and amino acids
The vitamins precursors carotenoids, which can be converted into vitamin A after they have been consumed are found in a variety of plant foods, including sweet potatoes, spinach, carrots, pumpkin, and tomatoes ( Vitamin A is also widely available as a supplement either on its own or combined with other vitamins and minerals in capsule, softgel, and liquid form
doi: 10.1007/s40495-014-0002-x
Like gummies, capsules are more expensive than creatine powders
Journal of Strength and Conditioning Research 24(1):p 79-87, January 2010