There are products which can help with heavy metal detox, however, some of the effects of vaccines are damage done to body systems by way of foreign genetic material and live viruses. That damage can be very hard to repair, but the emphasis is on immune system rebuilding which requires a commitment to a clean diet and abstaining from the use and consumption of synthetic materials.
Pay attention to food packaging, cookware and household cleaners which can be sneaky sources of immune compromising chemicals. Keep your vitamin C and D levels high for the best chance of immune system rebuilding.