Ingredient approval and testing are separate. Read the evidence note for the exact product you choose.

Greens & Superfoods
An organic superfood powder selected with a product-specific certificate and serving-based metals review.
1 reviewed product from Pure Synergy
Reviewed: Pure Synergy Organic Superfood Powder only.

Greens & Superfoods
A single-ingredient spirulina powder for adding to food or smoothies.
✓ Ingredients ApprovedTesting not verified
4 reviewed products from Synergy Natural
Reviewed: Organic Spirulina, powder, 100 g only. Tablets, capsules and Super Greens Premium are outside this listing.

Greens & Superfoods
A one-ingredient wheatgrass juice powder with a published route to request lot reports.
✓ Ingredients ApprovedTesting not verified
4 reviewed products from Terrasoul Superfoods
Reviewed: Wheatgrass Juice Powder, 5 oz only. Prepared drinks, flavored powders and the wider Terrasoul catalog are outside this listing.

Greens & Superfoods
Plain dehydrated kale for adding to smoothies, soups or other foods.
✓ Ingredients ApprovedTesting not verified
6 reviewed products from Wilderness Poets
Reviewed: Organic Kale Powder, 8 oz only. Alkalizing Super Greens and other Wilderness Poets products are outside this listing.

Greens & Superfoods
A single-ingredient matcha powder for drinks and cooking; contains caffeine.
✓ Ingredients ApprovedTesting not verified
9 reviewed products from Suncore Foods
Reviewed: Midori Jade Matcha Powder, single 3.5 oz pack only. Other colors, powders, mixes and bulk packs are outside this listing.