Key takeaways
- There is no universal dollar figure — your budget is a function of gross margin, MER, and a break-even ROAS, not a number you copy from a competitor.
- Most scaling DTC brands run Meta at roughly 10–30% of revenue, with break-even ROAS = 1 ÷ gross margin.
- Reserve 10–20% of spend for testing — it's how you find the next winning creative before the current one dies.
- Scale by holding blended MER steady as you increase spend, not by chasing each campaign's in-platform ROAS.
"How much should we spend on Meta?" is the most common question we get — and the honest answer is that the dollar amount is the wrong thing to fixate on. A $5K/mo brand and a $500K/mo brand can both be spending exactly the right amount or wildly the wrong amount. The figure only means something relative to your margins and your math.
So instead of a number, here's the framework we actually use to set and grow a Meta budget — the same one behind the accounts in our paid media work.
Step 1 — Start with break-even ROAS, not a budget
Before you decide how much to spend, you need to know the point at which a sale stops making money. That's your break-even ROAS, and it comes straight from gross margin:
If your gross margin is 40%, you break even at a 2.5× ROAS on that order. A 70%-margin brand breaks even at ~1.4×. This single number tells you whether a campaign is actually profitable — and it's why two brands with the same ROAS can have completely different fates.
Step 2 — Budget as a percentage of revenue
Once you know break-even, budget becomes a lever, not a fixed cost. As a rough orientation, most scaling DTC brands land somewhere in 10–30% of revenue on Meta, depending on stage and ambition:
- Early / aggressive growth: often 20–30%+ of revenue, deliberately running closer to break-even to buy market share and first orders.
- Established / profit-focused: often 10–20%, optimizing for contribution margin over raw top-line.
The percentage isn't the goal — it's the output of a decision about how hard you want to grow versus how much profit you want to bank this quarter.
Step 3 — Carve out a testing budget
Whatever your total, reserve 10–20% for structured testing — new creative, new hooks, new audiences. New brands skip this and wonder why performance flatlines: they're spending 100% on proven ads that are quietly fatiguing, with nothing in the pipeline to replace them. Testing isn't waste. It's how you manufacture your next winner on schedule instead of by luck — the same logic behind our creative studio shipping concepts every month.
Step 4 — Judge it on blended MER, not platform ROAS
As you scale, the number that matters is MER — marketing efficiency ratio — your total revenue divided by total ad spend across everything. Platform-reported ROAS over-counts (especially retargeting), so it's a directional input, never the verdict. A blended MER of 3–4× is healthy for many brands, but a high-margin brand with strong repeat purchase can profitably run lower, because lifecycle revenue pays back the thin first order.
This is also why clean measurement matters before you scale a dollar — if your tracking is lying, every budget decision downstream is built on sand.
Step 5 — Scale in steps, hold the ratio
When the math works, scaling is simple in principle: increase spend in measured increments (we typically move ~20–30% at a time on a winning account), and watch whether blended MER holds. If it holds, push again. If it slips, you've found the current ceiling — and the fix is usually fresh creative or a new offer, not more budget jammed into a fatiguing ad. We wrote about exactly why that happens in why your ROAS drops when you scale.
So — how much should you spend?
Enough to test relentlessly, capped by the point where blended MER falls below the threshold your margins can support. For most DTC brands that's a number between 10% and 30% of revenue — but now you can derive your number instead of guessing it. Spend is a dial you set with math, and then turn up as the system proves it can hold.