
Stumptown Coffee Roasters – Hair Bender
Caffeine
80 – 100 mg
Note: Caffeine amounts are based on standard brewing of Stumptown Hair Bender using drip or espresso methods. Actual caffeine content can vary depending on grind size, water temperature, brew time, and serving size.
| Attribute | Value |
|---|---|
| Caffeine Level | Moderate |
| Serving Size | 8 – 16 fl oz |
| Serving Size (ml) | 240 – 473 ml |
| Caffeine | 80 – 100 mg |
| Calories | 2 kcal |
| Sugar | 0 |
| Caffeine per fl oz | 10–12 mg/fl oz |
Hair Bender is Stumptown’s flagship espresso blend, celebrated for its balance of brightness, sweetness, and depth. It’s versatile enough to shine as espresso, drip, or cold brew, and its caffeine content reflects the natural range of Arabica beans.
What is Stumptown Coffee Roasters?
Stumptown Coffee Roasters was founded in Portland, Oregon in 1999 by Duane Sorenson. Known for pioneering direct trade sourcing and popularizing cold brew coffee in nitro cans, Stumptown quickly became a leader in specialty coffee.
- Founded in Portland, Oregon, in 1999
- Early innovator in cold brew and nitro coffee
- Strong focus on direct trade and farmer partnerships
- Now owned by JDE Peet’s, parent of Peet’s Coffee
- Cafés in Portland, Seattle, New York, and Los Angeles
Stumptown’s reputation rests on its commitment to quality, transparency, and innovation, making Hair Bender its most iconic blend.
Flavor Profile and Roast Level of Stumptown Coffee Roasters – Hair Bender
Hair Bender is a medium roast blend crafted from multiple origins, designed to balance brightness with body.
- Roast Level: Medium
- Flavor Notes: Citrus, dark chocolate, raisin
- Body: Smooth, layered, with lingering sweetness
- Versatility: Works well as espresso, drip, or cold brew
This blend is celebrated for its complexity, offering fruit brightness alongside chocolate depth, making it approachable yet sophisticated.

Caffeine in Stumptown Coffee Roasters – Hair Bender by Cup Size
Since Hair Bender is a medium roast made from 100% Arabica beans, its caffeine levels are moderate compared to Robusta blends but still strong enough to provide a noticeable boost.
- 8 fl oz brewed cup: 80–100 mg caffeine
- 12 fl oz brewed cup: 120–150 mg caffeine
- 16 fl oz brewed cup: 160–200 mg caffeine
- Cold Brew (10.3 fl oz Hair Bender Nitro Can): 289 mg caffeine
These values show that cold brew versions deliver significantly more caffeine per serving compared to hot brewed coffee.
Caffeine in Stumptown Coffee Roasters – Hair Bender by Espresso Shot
Espresso shots are one of the most common ways to measure caffeine intake, especially with blends like Stumptown Hair Bender that are designed to perform well under high‑pressure extraction.
- Single Shot (30 ml): 60–70 mg caffeine
- Double Shot (60 ml): 120–140 mg caffeine
- Ristretto (20 ml): 50–60 mg caffeine, more intense flavor
- Lungo (90 ml): 90–100 mg caffeine, smoother but larger volume
Hair Bender’s balance of Arabica beans ensures espresso shots are flavorful without being overly harsh.
Brewing Methods and Their Impact on Caffeine Strength
Factors like brew time, grind size, water temperature, and pressure all influence extraction. While the beans themselves contain a fixed amount of caffeine, the brewing method determines how much of that caffeine is released into the final drink.
- Espresso Machine: High pressure, concentrated caffeine.
- Drip Coffee: Moderate caffeine per cup, smoother flavor.
- French Press: Longer steeping, higher caffeine per serving.
- Cold Brew: Extended steeping, very high caffeine content.
Hair Bender adapts well to all methods, but cold brew delivers the strongest caffeine punch.
Health Considerations of Drinking Stumptown Coffee Roasters – Hair Bender
Stumptown’s Hair Bender blend is a medium roast crafted from 100% Arabica beans, offering a balanced flavor and a moderate‑to‑high caffeine content.
- Benefits: Boosts energy, enhances focus, provides antioxidants.
- Risks: Excess caffeine can cause insomnia, jitters, or digestive issues.
- Daily Limit: Health experts recommend up to 400 mg caffeine per day for adults.
- Practical Guide: 3–4 brewed cups or 4–5 espresso shots of Hair Bender fits within safe limits.
In practice, this means enjoying 3–4 brewed cups or 4–5 espresso shots of Hair Bender per day keeps you within safe limits.