CS: Best Trans-Resveratrol?

What's the best choice of trans-Resveratrol from these choices:

http://www.iherb.com/Nature-s-Answer-Resveratrol-Reserve-Cellular-Longevity-Complex-5-fl-oz-150-ml/23375?at=0
Proprietary Resveratrol Blend (RestoreVetrol)
[Trans-Resveratrol 99% (Polygonum cuspidatum), Red Wine Extract, Extracts of: Noble Red and Carlos Variety Fresh Whole Muscadine Grape Juice, Seed & Skin, Concord Red Grape Extract, (yielding 125 mg of trans-resveratrol)]. 1040 mg
Proprietary ORAC Blend
(Pomegranate, Red Raspberry and Purple Corn Extract) 700 mg
Quercetin 27 mg


http://www.iherb.com/Gaia-Herbs-Resveratrol-150-50-Liquid-Phyto-Caps/18798?at=0
Japanese Knotweed root (Polygonum cuspidatum)+
Delivering 150 mg trans-Resveratrol 350 mg


http://www.iherb.com/Healthy-Origins-Resveratrol-Maximum-Potency-300-mg-60-Veggie-Caps/16904?at=0
Polygonum cuspidatum Extract (Root) (50% Natural Trans-Resveratrol - 300 mg) 600 mg
Red Wine Extract (Alcohol-Free) (Vitis vinifera) (min. 30% Polyphenols) 15 mg

http://www.iherb.com/Country-Life-Resveratrol-Plus-60-Veggie-Caps/7394?at=0
Trans-Resveratrol (from 200 mg of Knotweed extract) (Polygonum cuspidatum)(root) 100 mg
Grape Seed Extract (Providing flavonoid compounds-95 % total polyphenols equals to 47.5 mg) 50 mg
Grape Skin Extract (25% polyphenols equal to 6.25 mg including proanthocyanidins) 25 mg
Pine Bark Extract (85% biologically active flavonoids equal to 21 mg including proanthocyanidins) 25 mg


http://www.iherb.com/Nature-s-Way-Resveratrol-Synergistic-Formula-60-Vcaps/4248?at=0
Red Wine Extract 30% Polyphenols (60 mg) 200 mg
Red Wine Powder 200 mg
Japanese Knotweed 50% Resveratrol (75 mg) 150 mg
Grape Seed Extract 95% Polyphenols (95 mg) 100 mg

Thanks!

Teacup--

The first is the best, which is the same trans-resveratrol that we use in Antioxidant Boost (greater than 99%).

nidhogge wrote:Teacup--

The first is the best, which is the same trans-resveratrol that we use in Antioxidant Boost (greater than 99%).

what I don't like about that one is that it's a liquid supplement.

Go with a 99% extract to avoid emodin and other crap that might be in there.