10 Best Theanine Caffeine - May 2026

19M consumers helped this year.

Last Updated: 27-05-2026

Vitamatic L-Theanine 200mg with Caffeine 100mg 120 Vegetarian Tablets - Nootropic Supplement for Focused Energy

Vitamatic

9.8

CHECK PRICE

MORE DEALS (1)

L-Theanine 250 mg + Caffeine 100 mg – Smooth & Balanced Energy – Focus, Productivity & Mental Clarity – High Strength Supplement – 60 Vegan Capsules – RAW Powders

Raw Powders

9.6

CHECK PRICE

MORE DEALS (1)

Best Value

Nutricost Caffeine with L-Theanine, 100mg of Each, 240 Capsules, 240 Servings - Non-GMO and Gluten Free

Nutricost

9.5

CHECK PRICE

MORE DEALS (1)

160mg L-Theanine + 80mg Caffeine Chews – Coffee Caramel Flavour, Increases Productivity, Mental Clarity, Alertness | 4 Packs - 16 Servings | Brain Bullet | Energy Gum & Focus Gummy Upgrade

Caffeine Bullet

9.2

CHECK PRICE

MORE DEALS (1)

Caffeine 100mg and Theanine 160mg Complex | Pure | Vegan (180 Capsules)

Peak Supps

9.1

CHECK PRICE

MORE DEALS (1)

L-Theanine 100mg and Caffeine 50mg Capsules | Energy Boost, Alertness, Invigorating | Oxford Vitality (120)

Ov OXFORD VITALITY

8.8

CHECK PRICE

MORE DEALS (1)

100mg Caffeine and 160mg Theanine - Complex | Pure | Vegan (90 Capsules)

Peak Supps

8.6

CHECK PRICE

MORE DEALS (1)

160mg L-Theanine + 80mg Caffeine Chews – Mint Matcha Flavour, Increases Productivity, Mental Clarity, Alertness | 4 Pack - 16 Servings | Brain Bullet | Energy Gummy & Focus Supplement Upgrade

Caffeine Bullet

8.4

CHECK PRICE

MORE DEALS (1)

160mg L-Theanine + 80mg Caffeine Chews – Coffee Caramel Flavour, Increases Productivity, Mental Clarity, Alertness | 2 Packs - 8 Servings | Brain Bullet | Energy Gum & Focus Gummy Upgrade

Caffeine Bullet

8.2

CHECK PRICE

MORE DEALS (1)

160mg L-Theanine + 80mg Caffeine Chews – Mint Matcha Flavour, Increases Productivity, Mental Clarity, Alertness | 1 Bag - 40 Servings | Brain Bullet | Energy Gum & Focus Gummy Upgrade

Caffeine Bullet

8.1

CHECK PRICE

MORE DEALS (1)