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Table 3 Dietary supplement usage patterns of long-term users of multiple dietary supplements (Multiple Supp users).

From: Usage patterns, health, and nutritional status of long-term multiple dietary supplement users: a cross-sectional study

Dietary supplement type Average daily usage % of women who were daily users % of men who were daily users
Multivitamin/mineral (with or without iron) * 89.5 84.7
B-Complex 87.7 79.5
Vitamin C 1000 mg/d 86.4 80.3
Vitamin E (d-alpha tocopherol and mixed tocopherols) 800 IU/d 79.0 74.4
Carotenoids 79.6 74.4
Flavonoids (from a variety of sources) 362 mg/d 86.4 52.1
Calcium with vitamin D § 81.5 68.4
Zinc 15 mg/d 48.2 55.6
Lecithin 3.1 g/d 71.6 66.7
Alfalfa (Medicago sativa, leaf) 2.85 g/d 75.9 70.9
Garlic (Allium sativum, clove) 1 g/d 49.4 54.7
Omega-3 fatty acids (from fish oil) 1000 mg/d 81.5 73.5
Coenzyme Q10 with resveratrol # 69.8 64.1
Soy protein isolate 14 g/d 46.9 55.6
Glucosamine hydrochloride 1500 mg/d 59.3 57.3
Saw palmetto extract (Serenoa repens, berry) 320 mg/d 1.9 67.5
Gamma linolenic acid (from borage seed oil) 180 mg/d 62.4 35.0
Probiotic supplement (from Bifidobacterium longum and Lactobacillus acidophilus) †† 50.0 32.5
Herbal immune supplement ‡‡ 60.5 58.1
  1. *35–200% of the Daily Value for 25 vitamin and minerals and also includes 5 trace minerals.
  2. 200–2700% of the Daily Value for 8 B vitamins.
  3. 5000 IU/d vitamin A as beta carotene, 5 mg/d lycopene, 5 mg/d lutein, 1.5 mg/d alpha carotene, 200 mcg/d zeaxanthin, 400 mcg/d astaxanthin.
  4. §1500 mg/d calcium, 600 IU/d vitamin D, 600 mcg/d vitamin K, 600 mg/d magnesium, and <15% of the Daily value for zinc, copper, and manganese.
  5. #30 mg/d coenzyme Q10 and 640 mcg/d resveratrol.
  6. ††250 million/d Bifidobacterium longum and 250 million/d Lactobacillus acidophilus.
  7. ‡‡500 mg/d plant extracts from pumpkin seed (Curcubita moschata), safflower flower (Carthamus tinctorius), asian plantain seed (Plantago asiatica), Japanese honeysuckle flower (Lonicera japonica).