Ingrdients
Product name: | Bonusan L-Tryptofaan 500 Complex |
Content: | 60 vegetarian capsules |
For whom: | Women, Vegan Supplements |
Supplement Facts per capsule (Serving Size)
Amount | RI † | |
L-Tryptophan | 500 mg | |
Vitamin B3 (nicotinamide) | 10 mg | 63% |
Vitamin B6 (pyridoxal-5-phosphate) | 0,75 mg | 54% |
Folate (5-MTHF glucosamine salt) (Quatrefolic®) | 40 mcg | 20% |
Vitamin B12 (methylcobalamin) | 50 mcg | 2000% |
Iron (iron fumarate) | 2,1 mg | 15% |
Ingredients Tryptophan, vegacap (hydroxypropylmethylcellulose), anti-caking agent (vitamin c (ascorbyl palmitate)), nicotinamide, iron fumarate, pyridoxal-5-phosphate, (6s)-5-methyltetrahydrofolic acid/glucosamine salt, methylcobalamin.
Explanation of the composition †RI stands for Reference Intake and replaces the RDA (Recommended Daily Allowance). RI is a guideline for the intake of vitamins and minerals in particular. RI and ADH are equal in number.
Usage advice
Suggested use
1-2x per day 1 capsule at least half an hour before a meal or half an hour before going to bed, preferably with fruit juice.
Stick to the recommended daily dosage, unless advised otherwise.
A varied, balanced diet and a healthy lifestyle are important. Nutritional supplements are not a substitute for a varied diet.
If you have health issues or are taking medication, always consult your doctor before taking certain supplements. More usage advice.
Storage advice Store in a cool, dry and dark place. Not in the refrigerator.
Keep out of reach of children.
Best by date 60 capsules: April 2026
Allergy information / Warnings
Warning |
Do not use in combination with drugs that affect brain function (sleeping drugs and/or antidepressants). |
This supplement is: |
Suitable for vegetarians |
Suitable for vegans |
Stick to the recommended daily dosage, unless advised otherwise.
A varied, balanced diet and a healthy lifestyle are important. Nutritional supplements are not a substitute for a varied diet.
If you have health issues or are taking medication, always consult your doctor before taking certain supplements.
L-Tryptophan 500 mg plus
Bonusan L-Tryptophan 500 mg plus is an updated formula that replaces the lower dosed 'L-Tryptophan 250 mg plus'.
In addition to the amino acid L-tryptophan, it also contains three B vitamins (B3, B6, B12), folic acid and iron.
Mental well-being
.The B vitamins contribute to healthy mental well-being and iron to normal cognitive function.
Patented ingredients

Quatrefolic® is a patented product and a registered trademark of Gnosis.
Other information
Dietary supplement Amino acid supplement
Produced by Bonusan BV
Edisonstraat 64
3281 NC Numansdorp
T: 0186-745001
For Smeets & Graas
G. Meirstraat 11
9728 TB Groningen
050 850 36 88
Last page change
26 maart 2025