何时服用
In the morning or 30–60 minutes before training; take the last dose at least 8 hours before bed.
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运动表现证据充分
Caffeine
别名: caffeine anhydrous, guarana
Caffeine is a stimulant found naturally in coffee, tea and guarana that blocks adenosine receptors and reduces the feeling of tiredness. It is one of the best-studied performance aids.
用途
- Alertness and attention (EFSA-authorised claim) – strong evidence
- Endurance performance (EFSA-authorised claim) – strong evidence
- Strength and interval performance – moderate evidence
- Fat burning – weak evidence
剂型及区别
caffeine anhydrous
precisely dosed, fast onset
caffeine from guarana, green tea or coffee
natural sources; the effect is the same as pure caffeine
caffeine + L-theanine
combination for calmer alertness without jitters
适合搭配
Works well with L-theanine and creatine.
不宜同服 / 需错开
Do not combine with other stimulants or caffeinated pre-workouts. Keep a gap from iron, calcium and thyroid medicine.
注意事项
Limit total intake in pregnancy and breastfeeding. If you have high blood pressure, heart rhythm problems, anxiety, liver disease or take medicines, consult your doctor.
安全性
According to EFSA, single doses up to 200 mg and up to 400 mg per day are safe for healthy adults; in pregnancy up to 200 mg per day. Count coffee and energy drinks too.
实用建议
If you use caffeine daily, take a week off now and then – your sensitivity will return.
含 Caffeine 的产品 8
Maltodextrin + Caffeine 40 gmaltodextrin/fructose gel · 40 g / 份
Caffeinenatural caffeine shot
Caffeine + Lion's mane + Chagainstant blend
Caffeine
Caffeine anhydrous + L-theanine 200 mganhydrous + L-theanine · 200 mg / 粒
Caffeine guarana + green tea + coffee extract 200 mgguarana + green tea + coffee extract · 200 mg / 粒
Caffeine anhydrous 200 mganhydrous · 200 mg / 片
Caffeine + L-theaninenatural caffeine
如何理解证据评级
证据充分证据中等证据薄弱无证据
充分 = 多项高质量人体研究或官方推荐；中等 = 有前景但研究规模较小；薄弱 = 研究少或结果不一；无证据 = 说法未被证实。
您真正需要哪些补充剂？
Fénix Methode 根据您的血检结果挑选并安排服用时间——不再白花钱。
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重要提示
以上信息仅供科普，不能替代医生或药师建议，我们不提供药物剂量。补充剂不能替代均衡饮食；孕期、哺乳期、患病或服药者请先咨询医生。