Caffeine in Tea: Low, Medium & High Caffeine Options from Black Dog Teas

The Caffeine Content of Tea: A Guide to Our Loose Leaf Selection

Not all teas are created equal when it comes to caffeine. From the bold kick of black teas to the gentle calm of herbal infusions, each variety offers something unique. Whether you're looking for an energising start to the day or a soothing nightcap, understanding the caffeine content of your favourite teas can help you choose the perfect cup. Below, we’ve ranked our loose leaf teas from the highest to the lowest in caffeine content.

1. Matcha – Very High Caffeine
Approx. 70–140mg per serving
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A finely ground Japanese green tea, Matcha is made from whole shade-grown leaves, giving it a high caffeine content and a smooth, steady energy boost.

2. Kenya PF – High Caffeine
Approx. 50–60mg per serving
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This bold and brisk black tea from Kenya is rich in flavour and delivers a strong caffeine kick — ideal for mornings.

3. Ceylon OP – High Caffeine
Approx. 45–55mg per serving
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Our Ceylon OP (Orange Pekoe) offers a bright, clean taste and a robust caffeine hit, perfect for those who enjoy a strong but balanced cup.

4. English Breakfast – High Caffeine
Approx. 40–50mg per serving
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A traditional blend that’s strong, malty and comforting. English Breakfast is a reliable choice for a full-bodied morning brew.

5. Earl Grey – High Caffeine
Approx. 35–45mg per serving
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Our Earl Grey blends black tea with natural bergamot oil for a bright, citrusy cup with a moderate-to-high caffeine content.

6. Yerba Mate – Medium to High Caffeine
Approx. 35–40mg per serving
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Technically a herbal infusion, Yerba Mate is naturally high in caffeine and loved for its clean, energising effect without the bitterness of coffee.

7. Oolong – Moderate Caffeine
Approx. 30–40mg per serving
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Partway between black and green tea, Oolong is partially oxidised, giving it a rounded flavour and medium caffeine levels.

8. Lanxi Mao Feng China Green – Moderate Caffeine
Approx. 25–35mg per serving
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This green tea from Zhejiang province is fresh, smooth, and gently invigorating — perfect for daytime sipping without the jitters.

9. Hojicha Powder – Low to Moderate Caffeine
Approx. 20–30mg per serving
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Roasted Japanese green tea with a mellow, nutty flavour. Its roasting process reduces caffeine, making it a great low-stimulant option.

10. White Peony China White – Low Caffeine
Approx. 15–25mg per serving
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This delicate white tea, also known as Bai Mu Dan, is made from young buds and leaves. It’s smooth, floral, and very low in caffeine.

11. Rooibos – Caffeine-Free
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Rooibos is a naturally caffeine-free herbal tea from South Africa with a warm, slightly sweet flavour — ideal for evening drinking.

12. Morello Cherry Fruit Infusion – Caffeine-Free
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This vibrant fruit blend is full of real cherries and hibiscus petals, delivering a bold, tangy taste with zero caffeine.

13. Sleepy Tea Herbal Infusion – Caffeine-Free & Relaxing
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A calming blend of chamomile and lavender, our Sleepy Tea is designed to help you unwind naturally, with no caffeine and gentle floral notes to ease you into rest.

Whether you're starting your morning or winding down for the night, there's a tea in our collection to match your caffeine needs. If you're ever unsure, don’t hesitate to get in touch.  We’re always happy to help you find the perfect blend.