Table A5: Concentrations of caffeine, theobromine and theophylline in
coffee products. |
Product
|
Sample weight (g)a
|
Caffeine (mg/l)
|
Theobromine (mg/l)
|
Theophylline (mg/l)
|
Standard instant
|
|
|
|
|
| Asda granules (Farmstores) instant granules
|
1.6
|
325
|
1.0
|
2.5
|
| Cafe Direct
|
1.6
|
270
|
2.5
|
0.5
|
| Co-op powder
|
1.6
|
295
|
1.0
|
1.0
|
| Kenco Superior Blend
|
1.6
|
215
|
1.0
|
0.5
|
| Kwik-Save no frills instant granules
|
1.6
|
330
|
1.5
|
4.5
|
| Maxwell House
|
1.6
|
290
|
1.0
|
0.5
|
| Mellow Birds
|
1.6
|
335
|
1.0
|
0.5
|
| Nescafe Blend 37
|
1.6
|
315
|
0.5
|
0.5
|
| Nescafe Gold Blend
|
1.6
|
265
|
1.0
|
0.5
|
| Nescafe standard
|
1.6
|
305
|
1.0
|
0.5
|
| Safeways Full Roast
|
1.6
|
310
|
1.0
|
1.0
|
| Sainsbury's medium roast
|
1.6
|
300
|
1.0
|
1.5
|
| Somerfield Medium Roast Instant Coffee Granules
|
1.6
|
340
|
0.5
|
1.0
|
| Tesco Classic
|
1.6
|
275
|
0.5
|
0.5
|
| Tesco Classic Gold
|
1.6
|
230
|
1.0
|
0.2
|
| Waitrose instant coffee granules
|
1.6
|
210
|
1.0
|
0.5
|
Decaffeinated instant
|
|
|
|
|
| Cafe Hag
|
1.6
|
11.0
|
0.5
|
<0.1
|
| Nescafe Decaffeinated
|
1.6
|
10.0
|
0.5
|
<0.1
|
Filter and percolated
|
|
|
|
|
| Lyons Original cafetiere & percolator
|
2.6
|
210
|
0.5
|
0.5
|
| Lyons Original filter
|
2.6
|
215
|
0.5
|
0.5
|
| Safeway's Medium Roast cafetiere & percolator
|
2.6
|
170
|
0.5
|
0.1
|
| Safeway's Medium Roast filter
|
2.6
|
145
|
0.5
|
0.5
|
| Sainsbury's Original filter
|
2.6
|
200
|
0.5
|
0.2
|
| Sainsbury's original cafetiere & percolator
|
2.6
|
190
|
0.5
|
0.1
|
| Tesco original cafetiere & percolator
|
2.6
|
205
|
0.5
|
0.5
|
| Tesco Original filter
|
2.6
|
105
|
0.5
|
0.5
|
Miscellaneous
|
|
|
|
|
| Cafe Frizzante
|
NA
|
70
|
<0.1
|
<0.1
|
| Nescafe Cafe au Chocolat
|
17.8
|
580
|
60
|
1.5
|
| Nescafe instant cappuccino
|
1.6
|
70
|
<0.1
|
<0.1
|
| Nescafe instant espresso
|
1.6
|
560
|
1.5
|
0.5
|
