how to stack yields from bridging services

Bridging services in DeFi allow you to move assets between different blockchains while potentially earning multiple yield streams. Here's how to maximize yields through bridging:

Understanding the Components

1. 

   Native Yield: Interest from lending/staking the asset on its native chain

2. Bridging Rewards: Incentives from bridge protocols to encourage liquidity

3. Destination Chain Yield: Opportunities on the chain you're bridging to

Step-by-Step Strategy

1. Choose High-Yield Bridges

• Look for bridges that offer native token rewards (e.g., Synapse, Stargate, Across)

• Compare APYs across different bridge aggregators

2. Layer with Destination Protocols

• After bridging, immediately deposit into high-yield protocols on the new chain

• Consider:

• Lending platforms (Aave, Compound)

• DEX liquidity pools

• Yield aggregators (Yearn, Beefy)

3. Utilize Wrapped Assets

• Some bridges create wrapped versions that can earn additional yield

• Example: Deposit wETH from a bridge into a yield-bearing wrapper

4. Compound Rewards

• Auto-compound bridge rewards using services like:

• Connext for cross-chain compounding

• Across Protocol's reward claiming system

5. Monitor Gas Costs

• Factor in transaction fees when calculating net yield

• Time bridging during low-gas periods

Example Yield Stack

1. Stake ETH on Ethereum (4-5% APY)

2. Bridge to Polygon via Synapse (earn SYN tokens + 2-3% bridge APY)

3. Deposit bridged assets into Aave Polygon (3-4% APY)

4. Stake aTokens in a yield optimizer (additional 1-2% APY)

Risks to Consider

• Smart contract vulnerabilities in bridges

• Impermanent loss if providing liquidity

• Bridge token price volatility

• Cross-chain transaction complexities

Tools to Help

• Use DeFiLlama's bridge comparison tool

• Track yields with Zapper.fi or DeBank

• Monitor cross-chain opportunities with Rango Exchange