How Tariffs Affect Net Profit for Small Businesses (June 2025)

Understanding how tariffs affect net profit isn’t optional—it’s essential.
Tariffs can shrink your profit margins fast—especially if you're a small eCommerce business.
In this guide, we’ll break down how tariffs impact your bottom line and show you 7 practical ways to protect your profit—even during trade policy shifts.
US-China Ecommerce Tariffs Updates (May 2025): 145% to 30%
After months of rising tension, the US will lower its average ecommerce tariffs on Chinese goods from 145% to 30%, while China will cut its levies on American imports from 125% to 10%.These changes are set to take effect by May 14 and will last for 90 days.China has also agreed to suspend non-tariff countermeasures, such as export restrictions and investigations into US companies.
Let’s break it down:
Scenario
Before (145% Tariff)
Now (30% Tariff)
Import cost for $10,000 shipment
$24,500 total
$13,000 total
Tariff paid
$14,500
$3,000
The drop from 145% to 30% tariff is good news for small businesses importing from China. However, it’s important to remember that 30% is still quite high compared to historical US tariff rates, which have typically stayed below 5% over the past 50 years. More importantly, the 90-day reduction is only a part of an ongoing negotiation, and both governments have signaled this is a starting point, not a final deal.
Industry experts believe the rates could continue to fall—but they also warn that a breakdown in talks could bring tariffs back just as fast.
That’s why it’s crucial to understand how a 30% tariff actually impacts your net profit. Use this window to run the numbers, assess how much cost relief you’re actually getting, and prepare for tariffs as an ecommerce business.
How Do Tariffs Affect Net Profit of Small Businesses?
How do tariffs affect businesses in 2025? Let’s break down the key impacts one by one with clear, ecommerce-specific examples:
1. Higher Cost of Goods Sold (COGS)
A 30% tariff on imported products significantly raises the per-unit cost, reducing gross profit unless prices are adjusted.
Metric
Before Tariff
After 30% Tariff
Import cost per unit
$5.00
$6.50
Selling price
$15.00
$15.00
Gross profit per unit
$10.00
$8.50
For every unit sold, you're now earning $1.50 less — and that adds up quickly across orders.
2. Tougher Pricing Decisions
Now you must choose: eat the cost or pass it on to your customers?
Option
Outcome
Keep price at $15.00
Profit drops from $10 → $8.50
Raise price to $16.50
Maintains profit but risks reduced sales
You may protect margins, but could hurt conversions or repeat purchases. It's a delicate balance.
3. Supply Chain Disruptions
If you're trying to avoid the tariff by switching suppliers, that comes with trade-offs too.
Scenario
Result
Keep using overseas supplier
30% import cost hike
Switch to local/domestic
Higher baseline cost, longer lead times
Delay in restocking
Risk of stockouts and lost sales
Switching isn't always cheaper — and often leads to downtime or unexpected costs.
4. Increased Operating Expenses
Tariffs don’t just apply to products — they can hit raw materials, packaging, tools, and machinery too.
Item
Before Tariff
After 30% Tariff
Packaging material (imported)
$0.50
$0.65
Fulfillment tool subscription
$200/month
$260/month
These added costs don’t show up on your product pages — but they cut into your net profit all the same.
5. Market-Wide Inflation Effects
When tariffs increase prices across industries, inflation can lower consumer spending and increase your customer acquisition costs (CAC).
Metric
Before Tariff
After Tariff Impact
Ad spend (daily)
$100
$100
Conversions
10
7
CAC
$10.00
$14.28
ROAS
3.0
2.1
Tariffs hurt more than product costs — they ripple through ads, demand, and customer behavior.
Anatomy of a high-converting product page
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7 Actionable Ways to Protect Your Net Profit During Tariff Changes
Tariffs are unpredictable—but your profits don’t have to be. Here are 7 actionable ways to stay profitable when import costs rise:
Tip 1: Calculate true profit margins after tariffs and duties: Don’t just look at product cost—factor in duties, shipping, currency fees, and platform charges to see your real profit.
👉Use tools like a profit margin calculator to understand exactly how tariffs are affecting your margins.
Tip 2: Adjust product pricing to absorb rising costs: A small price bump—framed with clear value—can protect your margin without hurting conversion.
Tip 3: Replace high-tariff products with low-duty alternatives: Switching materials, sizes, or HS codes could drop your tariff rate fast—without changing your niche.
Tip 4: Source from countries with lower tariff rates: Countries like Vietnam or India may offer similar products at a much lower total landed cost than China.
Tip 5: Use product bundling to increase average order value: Create value-packed bundles so customers feel like they’re saving—even when your costs go up.
Tip 6: Work with suppliers who offer tax-inclusive pricing: Ask for DDP (Delivered Duty Paid) to avoid surprise import fees and simplify forecasting.
Tip 7: Prioritize ad spend on high-margin, low-tariff SKUs: Focus your budget on best-sellers that are both profitable and minimally impacted by tariffs.
Want the full breakdown with examples and tips?👉 Read our 7 Ways To Protect Profit from Tariffs article.
Why Tracking Net Profit in Real Time Matters Now More Than Ever
“When tariffs change, your profits don’t just shrink—they shift silently.”
That’s the warning from eCommerce analysts, and it’s especially true today. With tariff rates dropping from 145% to 30%, many sellers are seeing cost relief—but that 30% is still 6x higher than historical U.S. averages. And because this change is temporary, real-time visibility into profit isn't optional—it’s survival.
Here’s a clear comparison table showing the difference between managing profits with and without real-time data during tariff fluctuations:
Managing Profits
❌ Without Real-Time Data
✅ With Real-Time Data
Tariff Impact Response
Reacts late to tariff hikes or reductions
Adapts pricing or sourcing immediately based on updated tariff rates
Ad Spend Efficiency
Wastes budget promoting low-margin or loss-making products
Allocates budget to high-margin, low-tariff SKUs for better ROAS
Profit Visibility
Relies on estimates or end-of-month reports
Sees net profit per SKU instantly, including all hidden costs
Product Pricing Decisions
Priced blindly without knowing current costs
Adjusts prices dynamically to protect margins
Operational Flexibility
Slower reaction to shipping or COGS increases
Makes fast calls on bundles, sourcing, or offers with full margin clarity
Business Risk
Higher risk of unprofitable orders during volatile trade periods
Lower risk due to ongoing, accurate financial insights
Real-time profit tracking isn't an extra cost. It’s a smart investment that helps you adapt, protect your margins, and grow—even in a crisis.
So the question isn’t if you need it. It’s how fast you’re willing to act.
Invest in profit tracking software like TrueProfit that gives you real-time data on COGS, fees, ad spend, and shipping costs for each SKU.


Content Executive at TrueProfit & eCommerce Content Specialist
Leah Tran is a Content Specialist at TrueProfit, where she crafts SEO-driven and data-backed content to help eCommerce merchants understand their true profitability. With a strong background in content writing, research, and editorial content, she focuses on making complex financial and business concepts clear, engaging, and actionable for Shopify merchants.