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What is Liquidity Pool?

What is Liquidity Pool?

The Liquidity Pool Theory in the Defi ecosystem might have reached you. But what are pools of Liquidity, and how do they work? Why do we need them in decentralized finance?     

Liquidity pools offer a new standard that allows investors to return on their investment and easily exchange shares. Here's how they act, their key advantages, and their overall aspects. Let us now take a closer look at this in detail.

What are Liquidity Pools?

The token pool locked into the smart contract is guarded by liquidity pools. They guarantee exchange by providing Liquidity and are commonly used in some decentralized exchanges. Bancor took one of the first liquidity pool programs, and Uniswap popularized it.

The trace elements of a decentralized exchange are liquidity pools. Its job is to improve the Liquidity of the market among market participants.

There are two tokens in a liquidity pool in its simplest form, and each pool generates new demand for the same tokens. DAI/ETH may be a direct example of Uniswap's famous liquidity pool.

When a new pool is created, the first liquidity provider is the one that determines the initial price of the assets in the pool. It is encouraged that the liquidity provider supplies the pool with the same value as all tokens. 

The LP is issued a special token called LP tokens based on the Liquidity supplied to a pool, in proportion to the amount of Liquidity that they deliver to the pool. A 0.3% expense is assigned to all LP token holders proportionately if the pool is activated for sales.

If the liquidity provider wants to return their underlying Liquidity plus any unpaid charges, they will burn their LP token. Any token swap promoted by a liquidity package results in a price change, according to a deterministic pricing algorithm.

It is also called an automatic market maker (AMM). The base liquidity pools used by Uniswap are used for a constant commodity market maker algorithm, ensuring that the sum of the two tokens issued remains the same.

In addition, a pool would still have Liquidity because of the algorithm, no matter how big a company is. As the target quantity increases, the algorithm increases the token's prices asymptotically.

The Importance of Liquidity

The value of Liquidity is that it defines broadly how the price of an asset will change. A relatively small number of open orders are open on both sides of the order book in a low liquidity market. 

This implies that a trade could dramatically alter the price in either direction, rendering inventories volatile and unattractive.

Liquidity pools are an integral part of the Decentralized Finance Movement (Defi), with considerable potential. These pools usually allow the exchange of many assets with any other assets.

What are Liquidity Pools in Defi?

Liquidity pools strive to deal successfully with low liquidity issues and guarantee that after a single major trade order, a token price does not swing dramatically. 

Decentralized exchanges are providing discounts to optimize cost participation for those who invest in liquidity pools.

To reap the benefits, the customer must deposit money into the liquidity pool. One or more smart contract protocols control liquidity pools. 

There are various DeFi Platforms that will vary in the amount of capital to spend and each token's proportion.

How to Participate in a Liquidity pool?

A deposit worth $50 in ETH / USDC is required to offer $50 in Liquidity to an ETH / USDC pool. In this case, a total deposit of $100 is appropriate. 

The liquid supplier receives liquidity pool tokens in return. These tokens represent their proportional pool share and can be withdrawn at all times.

Whenever a seller places a trade, a commercial fee is deducted, and the contract contains the liquidity pool. For most decentralized bills, the trading fee is set at 0.3%. Suppose you pay $50 and $50 USDC and makeup 1% of the contribution pool, in our case. You earn 1% of the 0.3% trading charge for each specific company.

How do Liquidity Pool Exchanges work?

The DeFi actually consists of two kinds of decentralized exchanges:

1. Exchanges order book: 

The exchange of order books relies on a bid/compliance system. When a new purchase or selling order is made, orders are redirected to an order book. Then for the same price, the matching exchange engine carries out matching orders. 

For instance: 0x and relay radar.

2. liquidity Pools Exchange:

They rule out focus on the trade order book. This helps the exchange to ensure the amount of Liquidity is stable. Example: Kyber, Curve Finance, and Uniswap.

Liquidity Pool Advantages

1. At all price levels, guaranteed Liquidity:

Because Liquidity is constant, as far as customers have invested their assets in the bag, they must not be directly connected to other traders.

2. Automated pricing enables passive market making:

Liquidity suppliers deposit their funds in the pool, and the pricing is covered under the intelligent agreement.

3. Anyone can become and earn Liquidity

The liquidity pools do not require listing fees, KYCs, or other impediments related to central exchanges. When an investor wishes to provide Liquidity for the pool, the equivalent value of the assets will be deposited.

4. Reduced gas fees:

Gas costs are cut because decentralized exchanges like Uniswap provides minimum smart contract design. Effective pricing and allocation of fees within the pool mean fewer transaction volatility.


Three factors affect the returns from the liquidity pool:
        1. The price of assets  when supplied and taken out,
        2. Liquidity pool size
        3. The quantities of exchange.

It is essential to note that investors will ultimately withdraw a specific ratio of assets compared to what they initially invested. The business revolution will work for or against this.

Pool risks for Liquidity

consider the possible dangers, as with everything in DeFi. Here are some of  the related liquidity risks:

  • Impairment loss
  • Possible smart contract bugs.
  • Liquidity pool hacks
  • Systemic risks


    As with all other tokens, a user will use the liquidity pool tokens during the smart contract.  Thus, a user can position this token on a different platform that accepts the liquidity pool token to optimize the return by receiving the additional return.


    Liquidity pools provide users and exchanges with a platform for easy use. The consumer does not meet the clear eligibility requirements to take part in the liquidity pools so that anyone can participate in a token pair's liquidity provision.

Thus, liquidity pools play an important role within the DeFi ecosystem, and the idea has increased the degree of decentralization.

Yulina Firmansyah
Yulina Firmansyah Hi, I am a wife who really loves crypto and blockchain technology, I am a writer for this blog.

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