The invention relates to a konjac elastic jelly gel soap and a preparation method thereof. The konjac elastic jelly gel soap comprises the following components in terms of mass fractions: tamarind gum 1-7%, curdlan gum 1-5% , konjac flour 1‑5%, linseed gum 0.5‑2%, citric acid 0.1‑1%, glycerin 5‑20%, butanediol 2‑10%, extract 0.5‑2%, capryl glucoside 3‑10 %, essence 0.01-0.1%, pigment 0.01-0.1%, sucrose 7-10%, lauryl glucoside 10-20%, and the balance is water. The texture of the product of the invention is elastic, the gel strength is suitable, the drop resistance is good, and the water retention effect is good; the good water retention effect will lead to less water analysis of the product, will not absorb too much moisture in the air, and keep the product in a stable state.